Lapping a bolt action rifle

Lapping a bolt action rifle. Mar 26, 2011 · I wouldn't recommend it. Apr 28, 2009 · I was testing out the engagement of the lugs on my factory . Jun 25, 2004 · Realy you should remove the barrel, screw in the bolt lapping tool then smear the rear of the bolt lugs, or front of the action lugs with lapping paste( valve grinding paste will surfice). The small benefit you would get by just doing the lugs is offset by the damage you can do. You will also need a bit to remove and tighten the scope rings, and a bit of tape and a sharpie for marking the rings. I have a rifle or two that I could wish were smoother to operate the bolts on. Aug 17, 2019 · The bolt lapping tool screws into the front of the action and applies rearward pressure on the bolt face. Kit contains all tools necessary to lap all models listed in chart. 99 - $249. This is a special lube & also oil that I purchased several years ago to use on my 1911. In pursuit of Colorado elk and mule deer, Kurtenbach takes a break from climbing mountains to describe the SAKO 90 Quest, a lightweight hunter that benefits from modern Sep 23, 2010 · You do not need a bolt disassembly tool unless you are changing the spring or firing pin. M14/M1A One Gun Set contains bolt tool body, large diameter plunger, correct size sleeve, and special sleeve, and special bolt lapping tool unique to M14/M1A/M1 Garand only. 064 the rifle was proof tested, the Enfield was then checked with a . "Upper" receiver and one-piece bolt are precision CNC-machined from pre-hardened chrome-moly steel to minimize distortion. If a scope is, say, . The bolt nose, barrel tenon and action, all surround the rear of the cartridge. I've read a lot of comments, videos and forum posts I specialize in M14/M1A rifle building, Match Grade Accuracy Customization and problem diagnosis. Apply the lapping compound to the bolt lugs and the corresponding lugs in the receiver, then use the lapping tool to smooth out any imperfections by rotating the bolt back and forth. Here Firearms News magazine Digital Editor Jack Oller gets the scoop on their new line of rifles and components. 0) $19. With the crown completed, we reassemble the rifle and head to the range. Feb 19, 2024 · To lap a bolt action rifle, you will need a lapping compound and a lapping tool designed for your specific rifle. I did it to ensure good contact between lugs and action so as to prevent torqing of the the bolt face during firing which can affect the concentricity of bullet to bore as the bullet launches from the casing. The concept is simple and logical. Toroidal locking lugs do not require lapping; Bolt-lug guide rail improves anti-binding performance. May 7, 2009 · Re: Need advice on smoothing savage action try the free stuff first. If you have your action trued by a combatant gunsmith you don't need to lap the lugs. Then pulling the bolt and seeing how much of the lugs engaged (scraped off Sep 23, 2010 · Over the years, I've developed an interest in older military bolt-action rifles. Oct 26, 2015 · The bolt nose recess, allows the bolt nose to mate to the barrel tenon. Lapping the Lugs. Select Items In Stock The savage 243win I rebuilt from a youth model to a 26" heavy in a Manners stock was pretty rough and notchy to begin with. Square the Receiver Face. Bolt body is nitrided for corrosion resistance, smooth operation and durability. A one-ounce tin of the proper abrasive will lap all the bolt-gun actions in a three-state area. but as i suspect you don't have the means to remove the barrel or have a bolt lapping tool what i suggest you do is, remove the firing pin assy, drive out the pin that locates the ejector and remove the The bolt face is the part of the bolt that comes in direct contact with the base of the brass rifle case. Wrap a piece of cloth-backed, fine grit We use cookies to give you the best possible experience. it costs nothing to cycle the action or to polish the areas that geargrinders link (thanks for that by the way) shows before you spend the money on the lift kit. In this video, I'm going to debunk this attitude and general misinformation on this particular subject. Rearward pressure is applied to the "trued" bolt facebolt is cycled against the action lug abutments, until the smith sees 100% contact with all lugs/abutment surfaces, or as close as is possible. One Gun Set contains bolt tool body, plunger, and correct size sleeve for model listed. It's cleaning out the action & chamber after it's lapped. I use 300 grit for most of the work, with 500 grit to finish. What is a Bolt-Action Rifle? Before diving headfirst into the world of bolt-actions, let’s talk about what makes this style of firearm unique. Jul 14, 2024 · For a bolt-action rifle, anything over $1,000 is a lot of money. I lap actions with the barrel removed. J. Repeat. Turkeytider. I have often found, however, the action re-machining steps alone will produce 75 to 80 percent of full contact. A quick test to make sure everything fits together when installed. When things go wrong, a single shot capacity with this Savage Rascal is way better than a high capacity magazine. ) There’s usually a button or lever to activate on one side of the rear action ring. The lugs, now contacting the newly square receiver lug surfaces, can be lapped into place. Magnum lap diameter is for . 223 to . with a majority of the known accurate loads I put through it. 303 British Lee Enfields an oiled proof pressure cartridge was used to seat the lugs and bolt head. a. 223 Remington or 5. Sep 26, 2010 · A lapping or "mild grinding" compound is placed on the bolt lug/action lug abutements. 30-06 case head diameter cartridges. I plan on bedding the rifles with devcon 10110 as well Shop Rifle Tools Products at Brownells with 73 items including Rifle Specialty Tools, Rifle Action & Bolt Tools, Rifle Wrenches, Rifle Barrel Tools, & Rifle Receiver Tools Up To 44% Off From Top Brands like BROWNELLS, REAL AVID, MANSON PRECISION and more. Aug 4, 2022 · 3. May 2, 2017 · After the rear faces of the bolt lugs have been trued, the lugs are usually lapped into their seats in the receiver to obtain complete contact; Brownells' Bolt Lapping Tool ($53), used with J-B's Bore Paste, is perfect for this. As part of the blueprinting process for bolt action rifles, the bolt needs to be squared. Noob looking for advice Advice on Rimfire Rifle and Scope; CZ, Savage? Jjustus16; Mar 27, 2024; May 5, 2021 · If the action/barrel is bad from factory, I rip the barrel off and true everything anyway and re-barrel. The bolt lapping tool screws into the front of the action and applies rearward pressure on the bolt face. Only 2 Left! Apr 14, 2022 · These barrels shine like a mirror after lapping and show few, if any imperfections. Mar 20, 2017 · If an aftermarket bolt is fitted to the action after reaming it larger, you would probably feel a noticeable improvement in the operation of the bolt. 067 head space gauge and if the bolt closed on this gauge the rifle failed proofing due to excessive lug setback. One of the last steps a custom barrel-maker does before shipping a tube, or installing it on a rifle, is to hand-lap the bore. Inserted in it's place is a fixture with a screw adjustment that allows putting pressure on the boltface. Wash out the polishing compound (DW-40 Nov 30, 2016 · Ok I just purchased a used Interarms Mark X Mauser action . Mar 8, 2013 · Aero Precision Bolt-Action Rifle Line. When accurizing a bolt action rifle, it's necessary to lap the locking lugs so they bear evenly on the lug bearing surfaces. When a gun smith says "I can machine the lugs and bolt so well, that they do not need to be lapped" most customers are almost offended, so gun smiths continue to lap. Building a bolt action rifle requires quite a few steps. But, the Mausingfield features innovative toroidal (donut shaped) bolt lugs that don’t require lapping. Browse a huge inventory of 33 Rifle Action & Bolt Tools including and more! BROWNELLS - BOLT LAPPING TOOLS (5. 550 bolt face. 308 Win – M24 Profile. 308, . I also work on M1 Garands, AR-15’s and Savage Bolt action rifles. 453″. For a hunting-grade gun I want it to shoot minute-of-angle with at least one good commercial hunting load. . Thoughts? Apr 29, 2024 · Scope rings are used to secure scopes into position on the rifle you’re using. A Receiver Lug Raceway Polishing Tool is the fastest, easiest way to achieve a glass-smooth bolt travel. FAQ Sep 27, 2007 · I use nylon stubs threaded to fit the receiver with an extension to press against the bolt face when lapping. One of the things I've discovered is if I can afford the rifle, it's probably not in the best shape. Jul 2, 2019 · This significantly stiffens the action screw support, allowing the screws to be tightened to a robust 45 inch/pounds. Glass bed action – Bolt Action (Action Only) $90: Glass bed action – Bolt Action (Full Length) $140: Glass bed action – w/pillars: $175: Glass bed action – Aluminum bedding block: $125: Glass bed action – M1 and M1A rifles: $175: Fit wood or Synthetic inletted stock in addition to bedding costs: $55: Install cross bolts (labor only) $95 Precision meets adaptability in the MPR, catering to the shooter who seeks a versatile platform for any scenario. This combination of lapping grits allows for cutting (220), smoothing (320), and polishing (600) your firearm's bore. Larry Potterfield, Founder and… Jan 29, 2011 · Re: How to make my bolt run smoother Combine grease and flitz (or just flitz) or auto polishing compound and smear on the bolt surfaces. 56 bolt action rifles be used for competitive shooting? Feb 10, 2019 · Title says it all. Nov 4, 2011 · Wheeler's Bore Lapping Compounds are available in three grits: 220, 320, and 600. When accurizing a bolt action rifle, it’s necessary to carefully lap the locking lugs so they bear evenly on the lug bearing surfaces. That’s an instant accuracy improvement for a bolt-on product that requires no additional gunsmithing work. May 9, 2020 · Bolt Action Rifles Replies 3 Views 492. A little bit of lapping compound is placed on the front of the receiver lugs. Replace the bolt in the rifle. Jun 25, 2009 · I've read at another place that a person should 'coat the bolt body and lugs in valve lapping compound and work the action back and forth 10-30 times' to smooth up (and polish) a bolt action. Jul 26, 2013 · To remove any burrs, we chuck a crown lapping tool in a cordless drill and lightly lap the muzzle with silicone carbide abrasive to remove any burrs. Jan 10, 2024. Well this also works very nice on Bolt action and lever action rifles as well. Not surprisingly, virtually all accuracy-enhancing developments have come from individual shooters. To skip the rest of this news letter and purchase the Practical Guide To Bolt Action Rifle Accurizing and Maintenance, please click on the following link to visit Feb 19, 2024 · What types of ammunition are suitable for 5. $2451 29. Includes Counterbore, Relief Cut and Opening of Bolt Face from . 451″ at 100 yards. The process i used was simple and safe. In the case of proprietary rings that clamp directly to the action, finger tighten the rings onto the rifle; finger tighten the ring screws, then tighten the clamp screws firmly. Feb 12, 2018 · I do know that of probably 100 bolt action rifles I barreled without lapping lugs, I had one that wouldn’t shoot. But before you head to the range, you need to get everything mounted up. Next, we will lap the lugs of our Remington 700 using the bolt lapping tool. Put only a tiny amount of lapping compound on the rear of each locking lug. ) and fit. The compound is useful for a variety of applications including lapping bores, bolt faces, and bolt lugs. Benelli Lupo Bolt-Action Rifle Line Expanded with New Chamberings. If you want to know how to make your rifle truly accurate and how to keep it that way, this is the book for you. Lap center shaft length 4" Jun 24, 2019 · The Remington Model 700 is the best tactical bolt-action rifle on the market today. However the lessons and techniques in the video can apply to any type of bolt-action rifle suffering heavy copper fouling. For the sake of this article, we will be primarily focused on the more skilled steps Jul 28, 2022 · Sleek and vaguely reminiscent of vintage military rifles, Remington’s Model 34 bolt-action rimfire is an uncommon—and uncommonly accurate—rifle. Jul 13, 2022 · MY personal . Three-lug bolt with 70° throw features dual cocking cams and a smooth-running, full diameter bolt body. W Oct 6, 2007 · I hand lap with 320 and 600 lapping compound, I do not use the 220 as I think it removes too much metal. If they’re loose or aren’t secured properly, your scope will shift around. You can go too far and have a loosey goosey action that feels like poopoo. Unless everything is square, it will never shoot to it's full potential. Timing doesn't help with the raceway part, but usually does improve overall feel of the action. Feb 10, 2021 · Right now, I have two projects going - both barrel replacements on a pair of long action 110's. Integral recoil lug; Controlled-round-feeding for best reliability Jun 7, 2022 · The ring/mount size you would need will always depend upon the scope dimensions and the type of rifle you intend to use. That makes it easier to learn shooting fundamentals and control gun safety with a single shot bolt action rifle. jr July 18, 2022 At 11:11 The Practical Guide To Bolt Action Rifle Accurizing And Maintenance. Dec 11, 2010 · I have an SS action that has a pretty rough raceway (lots of tooling marks). 243, . Jul 19, 2022 · Whenever I obtain or review a new rifle, I come to it with a set of expectations. Polishing the bolt lug raceways on a bolt action rifle will smooth up the action, essential when building a custom rifle. Filter Products -- - Savage Arms 57893 Impulse Elite Precision 338 LAP 30 5rd. Bolt Action Rifles Replies 6 Views 625. Interchangeable bolt heads support multi-caliber rifles, comes with . 308 to Magnum Bolt Face and Includes Truing of Bolt Face $250 Install/Chamber Barrel on Bolt Action (Includes Lapping Lugs) for Remington 700 Savage 110 Style Action Apr 10, 2024 · Are bolt action rifles more accurate than semi-auto rifles? In most cases, when comparing rifles of similar price ranges, bolt action rifles tend to be more accurate. like i Nov 14, 2016 · ^ Just because a rifle has a factory barrel doesn't mean it's no good and not capable of being accurate. The gun I mean. I have thought of putting some lapping compound on the sides of the bolt lugs but don't want to risk excessive wear on the lugs. First I use an inexpensive tool to lap the front face of the receiver square to the bolt raceway. Prepare to unlock unparalleled precision with the FX7 Pershing Rifle chambered in 308 Win, a true masterpiece of engineering and innovation. o. 22LR Match Rifle presented to me by the Royal Air Force for Services Rendered to the RAF Shooting Community was a BSA MARTINI Action heavy barrel weighing in at 7kilo’s tsbhoa. Sep 23, 2010 · Lapping The Bolt In the first part of this series, I selected an action and made sure it was suitable for this conversion. p. Overall, cantilever mounts are great for rifles with continuous rail systems like ar-15s, while rings are a great solution to traditional rifles like the Remington 700 style of action. The right abrasive for lapping the final fit between semi-auto slides and frames, rifle bolts and receiver raceways and any other application where a super-close fit or silk-smooth mecha- nism is required. Dec 20, 2023 Feb 16, 2018 · I lapped the lugs on my Howa (there are only two, BTW Homer). Note — it is critical that we do not get any lapping compound on any other surfaces. Aero Precision is well-known for their line of AR-15 and AR-10 upper receivers, lower receivers, rails, and parts but they now have a line of bolt-action rifles. The manual operation of a bolt action allows for precise and consistent shot placement, making them the preferred choice for those seeking the smallest possible groupings. July 28, 2022 By Joseph Von Benedikt One of the lesser-known bolt-action . Jun 22, 2015 · A scope-lapping rod can serve dual duty as an alignment tool. Remove the bolt from the rifle. Nov 17, 2009 · As far as the straight back and forth, it's a trade off between removing material (lapping, polishing etc. 56x45mm NATO ammunition, but it’s important to use ammunition suitable for the specific rifle. One is almost brand new, the other is a 60 year-old 110. Watch along as Larry Potterfield, Jun 26, 2018 · This video focuses on the Remington M700 and Rem clones, such as the Bergara rifle. On Remington M700s the button is in front of the trigger shoe. For cleaning, you need a vise and a 1⁄8 drift punch. You can really screw things up if you don't know what you are doing. 22 rifles of the last century, Remington’s Model 34 was built for just a few short years, from 1932 through 1935. So you got a new piece of glass for your rifle. Short of bedding the action, the interface between the stock and barreled action could not be more secure or stable. Mar 30, 2017 · A few simple steps can help maximize a rifle's potential accuracy. When I had the rifle stripped down to a bare action I polished the race ways, bolt body and contact surface of the bolt head with Hoppes gun polish which is basically jewellers rouge until all were silky smooth. Put it in your lap. All barrel jobs include complete squaring and truing of the action, lapping of bolt lugs, recessed target crown, and a matte stainless finish Jan 23, 2023 · The Wheeler Professional Scope Mounting Kit sold by Red Hawk Rifles contains everything you need to get the job done: lapping compound, and a lapping bar with handle. 2. The tool screws into the front of the action and applies rearward pressure on the bolt face. I have tried the old way of doing it (working the action for hours on end while watching football) but have not made much progress. But this rifle is more than just a firearm; it’s a living testament to Faxon Firearms’ unwavering dedication to excellence. In fact: Law enforcement and militaries across the world have been using the 700 for decades now. This would result from both the tighter, more concentric bolt fit and the timing operations required to fit an aftermarket bolt. However, when you compare it to other modern straight-pull bolt action rifles, the Impulse is priced affordably. What does lapping bolt lugs do? When accurizing a bolt action rifle, it’s necessary to lap the locking lugs so they bear evenly on the lug bearing surfaces. Guns & Ammo's Joe Kurtenbach was one of the first American sportsmen to take these guns afield. Feb 1, 2011 · Would it be possible to remove to much material when hand lapping rem 700 bolt lugs? Using 600 grit compound. Jul 6, 2024 · This is a simple 22 bolt action rimfire rifle with a 1 round capacity. I only lap the lugs on very accurate rifles from the factory, doing so on a mediocre rifle is pointless IMHO. . The old barrel isn’t worn out, so if I ever go back to using the original shouldered barrel will my headspace be off? Smoothing out your bolt in a Ruger American, Ruger Predator, Ruger ranch, or Ruger Scout Rifle Nov 3, 2013 · Blueprinting, or truing a rifle action ensures the receiver face, threads, lugs, bolt lugs and bolt face are square to the center line of the receiver. Lapping Bolt-rifle Locking Lugs- . Oct 18, 2015 · In my opinion (and I'm no gunsmith), lapping lugs started to make a stock action shoot better. Apr 15, 2022 · Lapping is not a foolproof solution to every scope mount alignment problem. 56 bolt action rifles are typically chambered for . Oct 9, 2017 · When accurizing a bolt action rifle, it's necessary to lap the locking lugs so they bear evenly on the lug bearing surfaces. While this lapping technique provides great results, the post-lapping machining during the chambering process adds additional tooling marks. While I have the barrels off the actions, and before I install the new barrels, would there be any value in lapping the lugs? Nov 4, 2021 · SAKO's new 90-series bolt-action rifles have finally hit the U. It turned out to be a reamer issue and a new barrel with a chamber cut with a good reamer had it cutting bug holes. I've seen and have owned a few factory barreled bolt rifles that shoot as good if not better than aftermarket "match" barrels. On Savage bolt actions you must pull the trigger and then depress the bolt release plunger alongside the action. 99. If it's a match-grade gun or a custom rifle I expect it to shoot sub-m. However it is possible to lap the barrel after the chambering process, it is very difficult and can damage the throat or create uneven gas venting behind the bullet which can lead to poor accuracy. For the rifle to be both accurate and safe, both locking lugs should bear evenly against the receiver lug seats. Under spring tension, rotate the bolt as described before, unlock about half the distance and then closed again. Lapping Bolt-rifle Locking Lugs Rifle | July - August 2018. In fact, it's pretty safe to say it'll be darn rough! That's okay with me; I'd much rather have a rifle that saw use than a mint-condition example that was never Feb 6, 2023 · Many high-production rifle companies button-rifle their barrels. 56 bolt action rifles? 5. The bolt handle is then raised and lowered repeatedly. Do it watching TV. Average accuracy with our new crown has been . If so should I use my old factory savage lug, or my new ppg's lapping the action surface by hand putting pressure on the bolt, and rotating it. Just get a cleaning swab for the correct bore size, rub the lapping compound all over it and start running it in and out of your barrel. S. Federal Gold Medal 69 OTM. Watch along as Larry Potterfield, Founder and CEO of MidwayUSA, Jan 13, 2005 · Once you know where you stand, apply some lapping compound sparingly to the locking lugs on the bolt and insert as before with pressure forward and then close. Truing the Bolt Face Feb 28, 2012 · Would I be safe in assuming it's a whole lot easier to remove the action from the stock when lapping in a bolt? It's not the lapping that concerns me. Can 5. 030 inch out of alignment, you could lap until your arms fell off and not solve the problem. The break-in process for a new barrel is often neglected, but doing it right will make your gun a better shooter. #600 and #800 grit aluminum oxide abrasive crystals in a long lasting petroleum base that's water soluble for fast, easy cleanup in soap and water. T. Feb 3, 2015 · 3) Toroidal No-Lap Locking Lugs. Oct 10, 2017 · A standard part of the sporterizing process, polishing a bolt face is necessary to remove any pitting and guarantees the face is perpendicular to the bore. Lapping uses a lead slug cast to the bore, impregnated with abrasive and worked back and forth through the newly crafted barrel. 243 bolt action it was dirty I cleaned it up then I used some Militec Grease on it. 338 Lapua MAG Bolt Action Rifles . This is a hands on class that will cover action disassembly & repair, torquing actions, proper torque of the action, extraction and ejection, maintenance, truing/lapping scope rings to maximize the performance of the rifle and optic, inspection of the pillar and bedding, and more. In a perfect scenario, you are simply lapping the rings to smooth out the finish and remove any burrs that could mar your scope tube. Oct 30, 2023 · FX7 Pershing Bolt Action Rifle – 22″ . Gil Sengel The search for ever-better accuracy from our rifles is never ending. Sep 27, 2023 · Updated 9. Lapping tools are slightly smaller than nominal bolt face diameter. 4. Whether on the range, on a hunt, or in a competition, this rifle offers the accuracy and modularity desired by those who refuse to compromise on performance. The video features detailed footage of barrel break-in and barrel-lapping procedures. Pull on the bolt, compressing the firing pin spring. Standard lap diameter fits . When employed in a rifle barrel the benefits extend beyond reducing weight and increasing strength. In 1948 Remington also placed the front action screw behind the recoil lug in its new Model 721 and 722 rifles, the actions that eventually morphed into the long- and short-action 700s. Lapping bolt lugs Dec 22, 2020 · Clean inside the action by removing the bolt (consult your owner’s manual. Let me tell you, that’ll make things harder for you when you go out to shoot! Some rings are attached directly to the rifle, but others need a rail or mount to be added to the rifle. Apr 10, 2022 · I have little experience lapping receivers beyond a handful of bolt action rifles let alone AR15 receivers so this was mostly a first impressions sort of thing and it has been a hot second since we have done much in relation to AR-related stuff. Nov 10, 2009 · Improper lug-lapping can ruin a bolt-action rifle. In Stock. This again reduces any inconsistencies that the bolt might have when it comes into contact with the rifle casing. 338 RUM - degreasing the bolt/action, covering the rear surfaces of the lugs with black magic-marker, inserting a fired case and working the bolt up and down. Nov 4, 2010 · On new . In fact, postwar bolt actions with the action screw in the recoil lug are rare, and usually the receiver is stout enough to resist bending, as in the Howa and Upgrade your existing bolt action rifle with our precision barreling services. As the bolt lossens up, just turn in the stub a bit. To promote the best circumstances for accuracy, the rifle bolt when in battery under a loaded round should be solidly and evenly held in the action, true with the central axis of the bore and holding the cartridge case at minimum headspace. Don’t even think about using valve-grinding compound! It is much too coarse. plus a guy told me how to make a lift kit for next to nothing. On the Remington 700s, uneven bearing (when it truly exists) is often the result of the bolt head being misaligned when it was silver soldered on. The next step is to check the bolt lug contact. I can't help think polishing/grinding compound can do bad things to a barrel if not properly cleaned :o Also, should I break down the Sep 23, 2010 · This column is about a particular product, David Tubb's FinalFinish from Moly Coating Inc. Feb 19, 2024 · To lap a bolt action, you will need to remove the barrel, apply lapping compound to the bolt lugs, and then reassemble the rifle and work the bolt back and forth to smooth out the contact points. market. 473 bolt face (308 Win) 83-degree bolt rotation improves knob to scope clearance and shortens bolt cycle. Oct 14, 2017 · My question is should I lap the bolt face to action? If I do it I will be using wheeler 120 grit lapping compound work. Jan 13, 2005 · Lapping the locking lugs on a bolt action rifle affects that rifles headspace measurement. 308 and . Savage, renown for accurate rifles, is one, and this Impulse Precision shoots well. This is part of the “3 rings of steel” that Remington advertises in the sale of 700 rifles. It's actually very simple, just labor intensive. It's been done so much and so often, that everyone thinks its a requirement. I’m thinking of buying a remage barrel for a rem 700 action of mine, and considering lapping the bolt lugs when I have the action bare. With the bolt setup in the lathe and running perfectly true the face of the bolt will be re-cut. After setting the headspace as close as possible to . These procedures may be beneficial for rough factory Rifle Bore Lapping/Polishing — F. Cycle fully. A break-in process helps ensure best-possible accuracy and — importantly — ensures the barrel will be easy to clean. 27. Either hook the sear on the edge of your vise, or clamp it in the vise jaws. As I said in my previous post I'd borescope the barrel 1st and if it looks good I'd do the rest. We decided to break this down into b lueprinting the action, lapping the bolt lugs and truing the bolt face, t hreading and chambering the barrel, crowning the barrel, finishing the rifle and reassembly. Apply lapping compound, jeweler's rouge, or other pastes to the bolt and run the action a few dozen times, wipe clean Whatever you do, don't put any lapping compound on it , or inside the receiver! Rub the bolt with sandpapers (from 220 - 1200+) and check with a fingernail for smoothness (This advice rarely advises to smooth the receiver at all. its just the head of a 38 special case and a ball bearing or in one case a small set screw. Separate the steel from the stock. Bohl 26 April 2005 Page 1 of 8 Rifle Bore Lapping/Polishing Fred Bohl – 26 April 2005 BACKGROUND For those interested in the best possible accuracy and precision, whether for competition our just their own satisfaction, their custom or semi custom rifles begin with the best custom barrels. Lub it and do it some more. The other end is timing the existing bolt. for Bolt-Action and Semi-Auto Rifles Carbon fiber has long been hailed across many industries—aerospace, cycling, alternative energy—as a wonder material making everything lighter and stronger. If done incorrectly it can create a hazardous condition. 23 with newer information and photos. If the front face of the receiver is not square, the barrel, when clamped to the receiver, will also not be square, and the engagement between the bolt lugs and the barrel extension will not be even and balanced. lvv tcs hkbwg ojqnj flxouwn hyvyvm rkp mtfsyvs rwp tzh