Lee Precision, Inc.. Custom Easy X Expander This is ideal, where expanding on the up stroke puts all the stress and pressure on an unsupported case/neck. } } Save my name, email, and website in this browser for the next time I comment. Expander Mandrel (.223"), Increase Quantity of 22cal. Alternatively, you can use a traditional full-length die (expander ball removed) and use the expand mandrel for final sizing. Subtract the 0.004 from the standard bullet diameter, 0.284-0.004=0.280, this will be the final size after expanding. Expander Mandrels are only compatible with SAC Dies. After selecting the caliber, select each bullet tension expand mandrel desired for your kit. event : evt, The benefit is that as the cartridge is pulled out of the die, the cartridge neck transitions from the neck bushing to the expander mandrel right away. The spring-back works in the opposite direction from that of a bushing die approach, so the mandrel will generally give you somewhere around .0005" more neck tension than than simply subtracting the mandrel's diameter from the caliber. How much more? For over 75 years, shooters, professional gunsmiths, hobbyists, military/law enforcement armorers, hunters, and gun tinkerers have turned to Brownells for high-quality guns, gun parts, ammunition, and optics. ); Quick View. Both the expand mandrel and the press adapter are laser-etched with the caliber and the bullet tension for easy identification. Expanding Mandrel (.171"), Decrease Quantity of 20cal. All of our expand mandrels are ground to account for spring-back of brass which is assumed at the nominal anneal. Now subtract the 0.002 or 0.003 from the final size, 0.280-0.003=0.277. Caliber Specific Expander Mandrel Kits Buy Online Whats New Chart Printable Instructions Mail in Order Form Claims-Returns-Warranty Hours and Closures Contact Anyone serious about hand loading will appreciate our products. Now subtract the 0.002 or 0.003 from the final size, 0.280-0.003=0.277. This is why owning a couple of these expanders may be needed to establish a result which you want. J E CUSTOM . All of our expand mandrels are ground to account for spring-back of brass which is assumed at the nominal anneal. This is fast and efficient, and so far; no lost cases from expanding. Expanding is more consistent because the brass starts off perfectly centered in the die and is immediately expanded as the brass is drawn out of the die body. Price is for 1 mandrel. If you are also using the reloading dies with the interchangeable neck size bushing those dies usually do not have an internal expander system at all. Hey Greg, thanks for the kind words and thorough review! Mon - Fri: 7:00 a.m. - 3:00 p.m. EST The site owner may have set restrictions that prevent you from accessing the site. callback: cb Help me choose a press adapter to hold an expand mandrel for neck sizing. This is an assumption by KM based on normal brass springback. 10% off all products for online orders (U.S.A. Orders Only). This $24.95 unit fits caliber-specific expander mandrels ($8.95) which measure approximately .001 less than bullet diameter for each caliber. Exacting precision is what you get with these folks. When sized properly the gage pin will act as a piston as you push the pin into the case neck while holding your finger or thumb over the primer pocket. Dave @ K&M Expander Mandrel Set | Axis Precision Worx Today I compared concentricity of loaded rounds, 16 were sized with a standard Hornady full length sizing die with expander ball and then bullets seated with a Hornady seating die. The benefit is that as the cartridge is pulled . So you want to make 30BR brass quick? NOTE: IF YOU ARE NOT CURRENTLY USING A SAC EXPANDER MANDREL IN YOUR MODULAR SIZING DIE, YOU WILL NEED TO PURCHASE A COMPATIBLE ER11 COLLET. Brownells is your source for Turning & Expander Mandrels,Neck Turning at Brownells parts and accessories. Particularly when you are not doing outside neck turning of brass which uniforms wall thickness. document.getElementById("copyright_year").innerHTML = new Date().getFullYear(); Our Neck Expanding Mandrels are designed to fit both the 21st Century Shooting and Sinclair Expander Dies. Click on Select Option arrow. We will will be releasing for sale more of the Berger bullets next week. Theme: Alpha Store by Themes4WP. Dies already include the 5/16 Collet needed to use the Expander Mandrels. Your email address will not be published. Order up to 9 on the Bullet Tension Kit page. Select any or all items; 9 mandrels will fill a case. Our mandrels are longer than other expanding mandrels and feature a special dual taper which expands both on the up and down stroke of the Our Neck Expanding Mandrels are designed to fit both the 21st Century Shooting and Sinclair Expander Dies. Be the first to review Expander Mandrels 25 Cal. Remember how important the right mandrel reel is to the performance of your process. Undersized Mandrels available for immediate shipment: 223 Remington and 22/25090602 UNDERSIZE MANDREL .220, 243 Winchester, 6mm Creedmoor, and 6mm/244 Remington 90007 UNDERSIZE MANDREL .239, 6.5 X 55, 260 Remington, and 6.5 Creedmoor 90069 UNDERSIZE MANDREL .260, 270 Winchester90496 UNDERSIZE MANDREL .273, 7mm Rem Mag, 7x57, 7mm/08, and 7mm Express90631 UNDERSIZE MANDREL .280, 300 WSM, 7.5x55, 30/06, 30/30, 308 Win, and 300 Win Mag90480 UNDERSIZE MANDREL .3035. So the size and the part numbers stamped on them refer to bullet tension RESULT. For example -0.0025 of Bullet Tension (BT) on these KM expanders means to achieve a bullet grip on neck tension of 0.0025 and after using that expander, the brass should normally spring back to leave the internal neck size of around 0.2815. Expander mandrel | Page 3 | Long Range Hunting Forum Expanding Mandrel Die Your Price: $80.00 * Price Includes Only Mandrel - Additional mandrels sold separately. My Hornady New Dimentions dies include a tapered expander ball but I needed an external method. I couldnt be more pleased with these custom expand mandrels and gage pins. Shop our vast selection and save! Now stocking most sizes we aim to ship next business day! Custom EZ X Expander, for the full length sizing die. Our clients include those associated with professional film, sports and music industry, to name a few. Save my name, email, and website in this browser for the next time I comment. Decrease Quantity of 17cal. Standard Dealers have not yet agreed to perform FFL transfers on guns purchased online from Brownells. UPDATE as of 9pm AEST 28th: Jan 22, 2020. Our mandrels are longer than other expanding mandrels and feature a special dual taper which expands both on the up and down . Our Expander Mandrel is unique because it expands the neck of your brass on the down stroke instead of the up stroke of your press. Dave @ K&M })(); Short Action Customs, LLC. SINCLAIR INTERNATIONAL CARBIDE EXPANDER MANDRELS | Brownells Any of the mandrels can be used to ''neck'' cases up to the next caliber when used with the NT-EXP (Expander Body). Theme: Alpha Store by Themes4WP. Resizing bushes are usually 0.002-0.003 under the measured neck with bullet seated. Our Expander Mandrel is unique because it expands the neck of your brass on the "down stroke" instead of the "up stroke" of your press. The spring back I had was roughly .0015 in 133 of the cases. Required Collet 7mm". event : evt, callback: cb For custom expand mandrels please e-mail to order. This badass family hauler went home today with a fresh LSX 6.2/4L80e. APW Expander Mandrel Set. carbide is very dense and highly polished so it has the highest amount of surface contact and can apply more force than the shoulder can stand in some cases. Thanks again to K+M for another great purchasing experience. PMA Tool. The NEW Wilson Expanding Mandrel SizingDie. (verified owner) 12/29/2021. Stainless Parts for a Long Lasting Finish. } Designed and manufactured with alloy forgings, our one-piece shaft technology, developed by our technical team, effectively increases service life and precision of workmanship! Expander Mandrel 7mm (.283"), Increase Quantity of 28cal. FOREVER. (verified owner) 12/05/2022. Paul Anderson Thanks for the review Scott; glad were hitting the mark! K&M Neck Expander | Shooters' Forum James Andrew Luna is a . Our expander mandrels are made .001'' larger than the turning mandrels. Your email address will not be published. I removed the ball expander from my CH4D FL die to size all of the brass. The gage pin block will be etched with the caliber and each gage pin location will be noted with the bullet tension and the diameter of the gage pin. Expanding Mandrel Die-EXP- - L.E. Wilson So if you are aware of this too and want to know what the actual measured sizing of these expanders is, I have listed that a chart below for you. However, these expander balls are only .507 in diameter, and with the the variable spring back I was getting bullet tensions were too high and too variable to achieve an accurately uniform set of cartridges to shoot a two gun match. To check which bullets are available click HERE. This $24.95 unit fits caliber-specific expander mandrels (item E-XX, $8.75) which measure . Durable and Accurate. Caliber Specific Expander Mandrel Kits - 21st Century Innovation A while back, while forming some 30BR brass for a customer's rifle we noticed that after necking 6mm up to 30cal the neck fit on the turning mandrel was a lot tighter than we Necking 220 Russian up to 6mm for forming 6PPC is a pretty easy task, but we've noticed that neck turning mandrel fit can sometimes leave something to be desired. Wilson manufactured lock nut - thickness is .225" from inside to outermost edge .270" for height and 1.250" total width OD. Ensures a seamless transfer of the cartridge neck from the Neck Sizing Bushing to the Expander Mandrel. Current lead time is 8 weeks. The complete set includes: 224Cal0.2230.222 243 Cal (6mm)0.2420.241 264 Cal (6.5mm)0.2630.262 . Expanding Mandrel (.203"), Increase Quantity of 20cal. Tool Notes: Download Tool Instructions After selecting the caliber, select each bullet tension expand mandrel desired for your kit. We go the extra mile to ensure that our mandrels are in sync with your operation and meet your company's needs. When using an expand mandrel to achieve final neck sizing bullet tension we find it best to size your neck 0.002 to 0.003 below your desired final bullet tension size. Expander Mandrels - 6.5mm Cartridges - Short Action Customs If you need an additional collet they can be purchased separately HERE. and bushing dies to set the neck tension or a polished expander ball with the dies so I can . We design and manufacture the most efficient and highest quality Mandrels, decoiler, and recoiler, providing a better product for your company and your customers. Custom Expander Mandrel, Uncoiler Mandrel Joint - YUBEI - Mandrelmachining APW Expander Mandrel Set - Precision Shooting Store Suggestion Interchangeable Mandrels depending on caliber. Love supporting an American small business and especially with such nice and patient customer service. Established in 1942. When using an expand mandrel to achieve final neck sizing bullet tension we find it best to size your neck 0.002 to 0.003 below your desired final bullet tension size. How to Build An AR-15: Your AR Build Made Easy, California Residents: Do Not Share My Personal Information. Our mandrels are built to last. It's Monday 9:46 PM Sorry, we're CLOSED. .715 & .895) AR15 / AR10; . The company has advanced processing technology, strong technical and equipment strength, with the rolling mill industry open ,close reeland mandrels as the main product, the products are widely used in steel strip, aluminum strip, copper strip mill line and various auxiliary lines (color coated, galvanized, longitudinal and transverse shear). IF WRONG MANDREL IS ORDERED, SAC WILL NOT . I recently decided to buy a Sinclair Expander Mandrel die and test it out compared to the standard dies I've been using. Furthermore, the precision ground expanding detail is high up in the die, slightly below the cartridges neck / shoulder detail. $10.00. Each selection allows for selecting an etched press adapter and the corresponding gage pin for that neck tension. Subtract the 0.004 from the standard bullet diameter, 0.284-0.004=0.280, this will be the final size after expanding. Help. Proudly powered by WordPress | Expand Mandrels for Bullet Tension Builder. Sinclair Expander Mandrel Die Test | Long Range Hunting Forum Gage pin organizer .17 cal through .50 cal. (function() { I have read and agree to the terms & conditions. Second wide, Changji and other high speed through the territory, geographical conditions are superior, road traffic is developed, rich tourism resources. Jeff Lovat Our attention to quality and flexibility in innovation has made us manufacturer for leading companies in all industries.Our customers know they can rely on us to consistently manufacture high-quality products that perform exactly as expected. forms: { This also means, if using a neck bushing style die you should use a smaller bush than the regular size recommendation. Price reflected in cart. different cases are effected by the size of the shoulder. ); Please complete the fields below to send your friend a link to this product. So you can be sure that your components are stronger and more secure than with other traditional designs such as brass or bronze. Like a hot knife through butter. These are custom undersize expanders to help reloaders control neck tension better. Custom Undersized Collet Necksizing Mandrel - Lee Precision Art's Music Shop 4647-O Hwy 280S Birmingham, AL 35242 Tel: (205) 995-8376 })(); Short Action Customs, LLC. All of our mandrels fit both our NT-3000 and NT-1000 neck turning tools and most of our older model neck turning tools. Expander Mandrel (.307"), Increase Quantity of 30cal. There are no Exchanges or Refunds on this item as manufacturer deems these non exchangeable. Hopefully well have this out before 2022 (or 2023 in these crazy times!). Manufacturers Of American Made Rubber & Plastic | Vip Rubber Co These are special ground expander mandrels to be used for obtaining more precise bullet seating tension. However, the neck inside diameter needs to be slightly smaller so the expand mandrel can properly size the brass. Expander Mandrels - 7mm Cartridges - Short Action Customs, LLC. Both the expand mandrel and the press adapter are laser-etched with the caliber and the bullet tension for easy identification. New brass cases are often damaged when shipped in bulk, this die will give you a consistent neck diameter on your cases. Please select from the options above to see detailed restrictions. Search. Neck Up Mandrel (.242"), Increase Quantity of 6mm up from 22cal. An O-ring in the die cap allows the mandrel to float a bit and find its own center within the case neck. These custom expanders are available in 1/2 thousandths of an inch increments of BULLET TENSION being the size under (or less than) the calibre size. Our company offers a wide range of surface treatment technologies on mandrels, including ion nitriding, carbide coating, and chrome plating. I use the expander mandrel along with the turning mandrel to get the best fit while turning the necks. Glad we could help get you setup. If you buy a product from us and decide to return it, well take it back at any time with very few exceptions. All rights reserved. 2). 21st Century Innovation: Bruno Shooters Supply By stepping up or down on the expand mandrel bullet tension size you can achieve the desired neck tension to your pin gage. The feel you are looking for is a light drag on the gage pin. Expanding Mandrel (.171"), Increase Quantity of 17cal. Custom Easy X Expander. Furthermore, the precision ground expanding detail is high up in the die, slightly below the cartridge's neck / shoulder detail. - custom hole fit per caliber (.30 cal shown). Our neck turning tool mandrels are made from high grade stainless steel on Precision turning centers. All of our Expander Mandrels are rough turned, next they are precision OD Ground for the full length ensuring that all of the outside detail is concentric and ground in the same operation. After expanding use the corresponding gage pin to confirm the neck sized as expected. Speaking of, no waiting to talk to a real person also. Expanding Mandrels Only-EXPM- - L.E. Wilson NOTE: If you do not currently have a 7mm ER11 Collet installed in your die, you will need to purchase one! This is ideal, where expanding on the "up stroke" puts all the . I will continue to use their version of the tools I use to help me shoot accurately. Using an expander mandrel prior to neck turning sizes the case to fit the neck turning mandrels perfectly. Jig with chop saw. Dave is wonderful to work with, understanding the process involved and able to communicate his knowledge well, and I was able to achieve the appropriate size coverage with only four mandrels and associated gage pins. 2.7K views, 105 likes, 2 loves, 25 comments, 7 shares, Facebook Watch Videos from Short Action Customs, LLC: Can't tell everyone how excited I am to release these new Neck Expanding Mandrels for the. You can actually feel the air compress inside the case. Your friend will receive an email from you with a link to our site. If there is anything in your cart, it will not be brought over to the old site. NO RETURNS/REFUNDS FOR CUSTOM GRIND ITEMS. Your email address will not be published. The gage pin block will be etched with the caliber and each gage pin location will be noted with the bullet tension and the diameter of the gage pin. J E Custom said: If the inside of the neck is very clean or powder fouled and the sizing mandrel doesn't have anything on it YES. It is important to remember these are made and marked to take into account brass springback. Our team of mandrel experts will work closely with your mill builder to design and manufacture the best mandrels for your new system. CUSTOM UNDERSIZE OR OVERSIZE COLLET MANDRELS, 4275 County Rd U, Hartford WI, 53027, USA, Selecting the right die set for your needs. Carbide is also better at resisting galling which can leave behind material and scratch the inside of your necks. The gage pin block will be etched with the caliber and each gage pin location will be noted with the bullet tension and the diameter of the gage pin. Youll find over 90,000 products from top brands and hard-to-find unique gun parts, firearm accessories, gunsmithing tools, and other products to maintain, repair, and upgrade your guns for work, home, hobby, and protection. Each selection allows for selecting an etched press adapter and the corresponding gage pin for that neck tension. I am very pleased with the finished product which allows full trimming in my Redding Form/Trim die or my 300B.O. Expander Mandrels and Neck Tension - AccurateShooter.com MSC Industrial supply is here to support all your metalworking and maintenance repair needs with over 1 million products in stock and ready to ship today! Consistant bullet grip plays a critical role in consistent accuracy and velocity. These representatives will help ease the extensive licensing and shipping complications associated with purchasing products from our U.S. website.