(verified owner) 06/17/2022. How to Build An AR-15: Your AR Build Made Easy, California Residents: Do Not Share My Personal Information. All the K&M products Ive put on the shelf in my shop are superb. different cases are effected by the size of the shoulder. 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. So you can be sure that your components are stronger and more secure than with other traditional designs such as brass or bronze. SO this time I called and chatted with KM and trust me, I am a slow learner and they were very patient with me and suggested what I needed based upon the conversation. These custom expanders are available in 1/2 thousandths of an inch increments of BULLET TENSION being the size . Using an expander mandrel prior to neck turning sizes the case to fit the neck turning mandrels perfectly. Dave @ K&M Delivery date may change with additions to cart. Furthermore, the precision ground expanding detail is high up in the die, slightly below the cartridges neck / shoulder detail. Now stocking most sizes we aim to ship next business day! All of our expand mandrels are ground to account for spring-back of brass which is assumed at the nominal anneal. I purchased the Expander Mandrel Window Riser and a custom 7mm Remington Magnum mandrel for 0.002 neck tension. Our expander mandrels are made .001'' larger than the turning mandrels. Required Collet 7mm". Custom Expander Mandrel, Uncoiler Mandrel Joint - YUBEI - Mandrelmachining If you need an additional collet they can be purchased separately HERE. window.mc4wp.listeners.push( Expander Mandrel 6.5mm (.263"), Decrease Quantity of 27cal. Manufacturers Of American Made Rubber & Plastic | Vip Rubber Co listeners: [], This is an assumption by KM based on normal brass springback. Share your e-mail with us to receive regular sales, offers, and promotions. Please leave your valid email address below. If you buy a product from us and decide to return it, well take it back at any time with very few exceptions. This is ideal, where expanding on the up stroke puts all the stress and pressure on an unsupported case/neck. from 6mm Neck Up Mandrel (.307"), Decrease Quantity of 338cal. Expanding Mandrel | MSCDirect.com - MSC Industrial Direct 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. After selecting the caliber, select each bullet tension expand mandrel desired for your kit. Now subtract the 0.002 or 0.003 from the final size, 0.280-0.003=0.277. After expanding use the corresponding gage pin to confirm the neck sized as expected. Just like your area of business, each process is unique. 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. Wilson manufactured lock nut -thickness is .225" from inside to outermost edge .270" for height and 1.250" total width OD, Replacement Punch for Full Length Sizing Die. A .3060" mandrel will give you ~.0025" neck tension (interference fit). Tool Notes: Download Tool Instructions After selecting the caliber, select each bullet tension expand mandrel desired for your kit. of China, fixed assets of 12 million, 65 employees, average age of 32 years old, college managers, senior technicians, engineering and technical personnel 12 people, Japan, the United States, India, Vietnam, Turkey, Pakistan, and other countries. Like a hot knife through butter. 1-800-645-7270; Live Chat; Help Center; About Us . Current lead time is 8 weeks. Quite often the brass can be harder or softer than expected. 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. So you will probably need to use something like this to gain much more consistent bullet grip. The shape, finish, and size are the result of years of use and experimentation by many hand loaders. Copyright 2023 Lee Precision, Inc.. All rights reserved. Be the first to review Expander Mandrels 25 Cal. Maybe a bush size down 2 numbers down. EXPANDER MANDRELS ARE ONLY COMPATIBLE WITH SHORT ACTION CUSTOMS MODULAR SIZING DIES. STAINLESS STEEL EXPANDER MANDRELS - Brownells No.7 Workshop, Zone C of Tiantan Pioneer Park, Huling Industrial Agglomeration Area, Jiyuan City, Henan Province P.R . Furthermore, the precision ground expanding detail is high up in the die, slightly below the cartridges neck / shoulder detail. To check which bullets are available click HERE. (verified owner) 12/09/2022. Expanding Mandrel (.171"), Decrease Quantity of 20cal. Once this sizing is complete perform the final sizing of the neck with the expand mandrel. Enable Accessibility 800-741-0015 Live Chat Live Chat Facebook Instagram Help Create an Account Login Create an Account Cart (0) View Cart Checkout BrownellsBrownells 75th Anniversary - A Shooting Heritage Menu If you choose a Standard Dealer, you are responsible for contacting that dealer and arranging for the dealer to submit a signed copy of an FFL and to give Brownells permission to ship the gun. Standard 7/8ths Reloading Press. Now stocking most sizes we aim to ship next business day! from 6mm Neck Up Mandrel (.307"), Increase Quantity of 30cal. Caliber Specific Expander Mandrel Kits - 21st Century Innovation 3,516. Your email address will not be published. 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! These dealers either do not meet our requirements for FFL transfers, or prefer to not perform transfers for guns purchased online from Brownells. Sat & Sun: Closed. Any of the mandrels can be used to ''neck'' cases up to the next caliber when used with the NT-EXP (Expander Body). Both the expand mandrel and the press adapter are laser-etched with the caliber and the bullet tension for easy identification. All rights reserved. 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. Glad we could help get you setup. Expander Mandrel (.307"), Decrease Quantity of 30cal. 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. Not the actual measured size of the mandrels themselves! rweeks7mm Monday is a public holiday in QLD, so probably not then. Expanding Mandrels Only-EXPM- - L.E. Wilson } Ensures a seamless transfer of the cartridge neck from the Neck Sizing Bushing to the Expander Mandrel. These are custom undersize expanders to help reloaders control neck tension better. For decades, Vip Rubber and Plastic Company has been refining the art of custom manufacturing. Be the first to review this product. Select any or all items; 9 mandrels will fill a case. Suggestion GUARANTEED. Expanding Mandrel Die Your Price: $80.00 * Price Includes Only Mandrel - Additional mandrels sold separately. Your email address will not be published. L.E. Our mandrels are longer than other expanding mandrels and feature a special dual taper which expands both on the up and down . { This is why owning a couple of these expanders may be needed to establish a result which you want. Lee Precision, Inc.. Custom Easy X Expander James Andrew Custom Tailoring Shop - Yelp Cookies help us deliver our services. We will update on this banner and newsletters and Facebook. window.mc4wp.listeners.push( Dave @ K&M Please select from the options above to see detailed specifications. Price reflected in cart. Be sure to at least use a light lubricant. These representatives will help ease the extensive licensing and shipping complications associated with purchasing products from our U.S. website. 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. Our Neck Expanding Mandrels are designed to fit both the 21st Century Shooting and Sinclair Expander Dies. It is important to remember these are made and marked to take into account brass springback. Decapping Expanding Mandrels - Short Action Customs, LLC. So for this operation i think you will find that should now be 0.004-0.005 under. 21st Century Innovation - Steel Specific Diameter Expander Mandrel - 6mm .240. Expand Mandrel for Bullet Tension - K+M Precision Shooting Products Speaking of, no waiting to talk to a real person also. This also means, if using a neck bushing style die you should use a smaller bush than the regular size recommendation. James Andrew Luna is a . Subtract the 0.004 from the standard bullet diameter, 0.284-0.004=0.280, this will be the final size after expanding. Our company offers a wide range of surface treatment technologies on mandrels, including ion nitriding, carbide coating, and chrome plating. 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. Expander mandrel | Page 3 | Long Range Hunting Forum forms: { Now the annual output has reached more than 150 sets, and it is one of the enterprises that process more winding shafts in this industry in China, and the quality all reach the industry standard. Stainless Parts for a Long Lasting Finish. Theme: Alpha Store by Themes4WP. and bushing dies to set the neck tension or a polished expander ball with the dies so I can . The undersize mandrel will lets say expand your already FL resized brass that has been sized with a bushing die back to a diameter that will allow your bullet to easily start into your case mouth. Save my name, email, and website in this browser for the next time I comment. Expander mandrel | Long Range Hunting Forum We carry high-quality products and back them with the industry's strongest guarantee. (neck tension). APW Expander Mandrel Set. 2). There are no Exchanges or Refunds on this item as manufacturer deems these non exchangeable. Search. Current lead time is 8 weeks. Mon - Fri: 7:00 a.m. - 3:00 p.m. EST 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. Please complete the fields below to send your friend a link to this product. 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. APW Expander Mandrel Set - Precision Shooting Store So the size and the part numbers stamped on them refer to bullet tension RESULT. event : evt, An O-ring in the die cap allows the mandrel to float a bit and find its own center within the case neck. callback: cb 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). Proudly powered by WordPress | Last edited: Aug 15, 2020. Expanding Mandrel (.276"), Decrease Quantity of 28cal. Cut out in die provides an easy view for making sure case aligns and setting up depth Interchangeable Mandrels depending on caliber Stainless Parts for a Long Lasting Finish - Made in the U.S.A. Your friend will receive an email from you with a link to our site. For custom expand mandrels please e-mail to order. Both the expand mandrel and the press adapter are laser-etched with the caliber and the bullet tension for easy identification. - custom hole fit per caliber (.30 cal shown). I emailed K+M and worked with Dave Allen to determine an appropriate set of stem expander mandrels along with a set of gage pins to achieve a bullet tension of .002. Expander Mandrel Size 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. Jig with chop saw. Required fields are marked *. CUSTOM UNDERSIZE OR OVERSIZE COLLET MANDRELS, 4275 County Rd U, Hartford WI, 53027, USA, Selecting the right die set for your needs. These tool are especially helpful for those reloaders who choose not to outside neck turn their brass to uniform wall thickness. NOTE: If you do not currently have a 5/17ER11 Collet installed in your die, you will need to purchase one! By using our services, you agree to our use of cookies. Fit and finish was excellent. We will inform you when the product arrives in stock. } 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. I have loaded many wildcat calibers over the years starting years ago with the TC/U wildcats of Ugalde and others. Expander Mandrel 6.5mm (.263"), Increase Quantity of 26cal. Michigan. window.mc4wp = window.mc4wp || { Brownells Featured Dealers have agreed to perform FFL transfers on guns purchased online from Brownells. To make the shopping experience with Brownells better, we have a number of representatives in Europe. on: function(evt, cb) { We will contact you as soon as this product is available. ); 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. Expanding Mandrel (.203"), Increase Quantity of 20cal. I shoot 50 cal competition and was running into variable bullet tension problems, in large part due to inconsistent annealing, which I am working on. forms: { majohnson Gold $$ Contributor Dec 21, 2016 #4 That an interesting idea on using the gaige pins. Quick View. Expander Mandrels - 6.5mm Cartridges - Short Action Customs Love supporting an American small business and especially with such nice and patient customer service. Required Collet: 5/16 (.30 Caliber dies come standard with a 5/16 Collet) Our Expander Mandrel is unique because it expands the necks of your brass on the "down stroke" instead of the "up stroke" of your press. Less common sizes ship ~1-2 weeks from date of purchase, Expand Mandrels for Bullet Tension Builder, 6mm, 6.5mm, .270, 7mm, .375, .416 and .50 cal are new PowerStroke models without a stop screw. 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. Expander Mandrels are only compatible with SAC Dies. Using an expander mandrel prior to neck turning sizes the case to fit the neck turning mandrels perfectly. Be sure to at least use a light lubricant. Our team of mandrel experts will work closely with your mill builder to design and manufacture the best mandrels for your new system. Expanding Mandrel Die-EXP- - L.E. Wilson Custom Easy X Expander. NO RETURNS/REFUNDS FOR BULLET TENSION MANDRELS, (New foam is compatible with v1 and v2 PowerStroke Press Adapters), 6mm, 6.5mm, .270, 7mm, .375, .416 and .50 cal are new PowerStroke models without a stop screw, (Not compatible with BMG cartridges, inside diameter is .650). Quite often the brass can be harder or softer than expected. Expander Mandrel (.307"), Increase Quantity of 30cal. Our company has advanced processing technology, strong technical and equipment strength, with the rolling mill industry open, close reel and mandrels as the main product. Therefore you can correlate this information to the actual part numbers listed. Shop a large range of expanding mandrel at MSC Industrial Supply. The feel you are looking for is a light drag on the gage pin. And I understand that K+M is also working on an expand mandrel riser for use with the large caliber brass, which will be a welcome addition allowing a full ram extension. You can actually feel the air compress inside the case. Sign Up for Our Mailing List! Particularly when you are. Expander Mandrels - 25 Cal. Cartridges - Short Action Customs, LLC. })(); Short Action Customs, LLC. These are special ground expander mandrels to be used for obtaining more precise bullet seating tension. The feel you are looking for is a light drag on the gage pin. I dip the necks in Redding dry neck lube and then run them through the expander. These are custom undersize expanders to help reloaders control neck tension better. I spoke with Roger at K&M and he obliged me with retuning his standard 7mm-30 cal mandrel. This is fast and efficient, and so far; no lost cases from expanding. However, the neck inside diameter needs to be slightly smaller so the expand mandrel can properly size the brass. Yubei Machinery's existing fixed assets of 12 million, 65 employees, average age of 32 years old, college managers, senior technicians, engineering and technical personnel 12 people. You do not have access to www.brownells.com. We blend the hand-crafted techniques of old with the contemporary styling of todays fashion. .50 cal tapered custom expand mandrels and gage pins Rweeks7mm, thanks for the review and feedback! Over the past few years we have seen a greater need to run new brass cases over and expanding mandrel to properly prepare them for their first firing. Decrease Quantity of 17cal. Click on Select Option arrow. This correct fit makes the turning process more precise and much easier. Particularly when you are not doing outside neck turning of brass which uniforms wall thickness. Our clients include those associated with professional film, sports and music industry, to name a few. Art's Music Shop 4647-O Hwy 280S Birmingham, AL 35242 Tel: (205) 995-8376 Paul Anderson The K+M mandrels and gage pins I receive are of high precision, each mandrel and pin miced to the exact dimensions printed on the sides. With the further deepening of economic reform, the company invested more than 4 million RMB to update equipment at the end of 2016, newly purchased one 5m CNC gantry milling machine, two 3m CNC gantry milling machines, one 10m 1250 lathe, etc., which further strengthens the production and processing capacity of the enterprise and brings the quality of our products to a new level. Not Available Dealers are dealers Brownells cannot ship guns to at this time. You can actually feel the air compress inside the case.