Standard 7/8ths Reloading Press. 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! 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. However, the neck inside diameter needs to be slightly smaller so the expand mandrel can properly size the brass. Expanding Mandrel (.337"), Decrease Quantity of 6mm up from 22cal. All of our mandrels fit both our NT-3000 and NT-1000 neck turning tools and most of our older model neck turning tools. These dealers either do not meet our requirements for FFL transfers, or prefer to not perform transfers for guns purchased online from Brownells. Using an expander mandrel prior to neck turning sizes the case to fit the neck turning mandrels perfectly. (verified owner) 12/09/2022. } Theme: Alpha Store by Themes4WP. However, the neck inside diameter needs to be slightly smaller so the expand mandrel can properly size the brass. Neck Up Mandrel (.242"), Remington and Kelbly (Bolt Dia .695 - .700), Replacement Cutters (PMA Pumpkin Sinclair), Action Wrenches, Barrel Vises & Gunsmithing Tools, All Action Wrenches, Barrel Vises & Gunsmithing Tools, All Reloading & Case Cleaning Miscellaneous, 6mm up from 22cal. Now subtract the 0.002 or 0.003 from the final size, 0.280-0.003=0.277. 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. Both the expand mandrel and the press adapter are laser-etched with the caliber and the bullet tension for easy identification. Subtract the 0.004 from the standard bullet diameter, 0.284-0.004=0.280, this will be the final size after expanding. Custom EZ X Expander, for the full length sizing die. Our neck turning tool mandrels measure approximately about .002'' less than the bullet diameter for the caliber. 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. After selecting the caliber, select each bullet tension expand mandrel desired for your kit. rweeks7mm 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. Just like your area of business, each process is unique. You can actually feel the air compress inside the case. (function() { By using our services, you agree to our use of cookies. This is ideal, where expanding on the up stroke puts all the stress and pressure on an unsupported case/neck. Ensures a seamless transfer of the cartridge neck from the Neck Sizing Bushing to the Expander Mandrel. different cases are effected by the size of the shoulder. Love supporting an American small business and especially with such nice and patient customer service. 2023. forms: { callback: cb Have we got the mandrel for you. Expander Mandrel (.223"), Increase Quantity of 22cal. Glad we could help get you setup. 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. event : evt, 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. RH, thanks for the review! No.7 Workshop, Zone C of Tiantan Pioneer Park, Huling Industrial Agglomeration Area, Jiyuan City, Henan Province P.R . 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. Save my name, email, and website in this browser for the next time I comment. from 6mm Neck Up Mandrel (.307"), Increase Quantity of 30cal. Sign Up for Our Mailing List! This is ideal, where expanding on the "up stroke" puts all the . Hey Greg, thanks for the kind words and thorough review! Tool Notes: Download Tool Instructions After selecting the caliber, select each bullet tension expand mandrel desired for your kit. Choosing a Brownells Featured Dealer is the fastest and easiest way to complete your purchase. Help me choose a press adapter to hold an expand mandrel for neck sizing. Neck Up Mandrel (.242"). 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. Dave @ K&M IF WRONG MANDREL IS ORDERED, SAC WILL NOT . Expanding Mandrel (.276"), Increase Quantity of 27cal. window.mc4wp.listeners.push( 3,516. Expanding Mandrel (.337"), Increase Quantity of 338cal. All of our expand mandrels are ground to account for spring-back of brass which is assumed at the nominal anneal. 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. } It is important to remember these are made and marked to take into account brass springback. All rights reserved. Jiyuan Yubei Machinery Co., Ltd. is located in the hometown of Yugong - Jiyuan City, Henan Province, Hu Ling Gathering Area, Tiantan Venture Park C. It is connected to Shanxi in the north and Luoyang in the south. Both the expand mandrel and the press adapter are laser-etched with the caliber and the bullet tension for easy identification. $21.50 (out of stock) Although I was not able to use the current K+M extender to obtain a full stroke of the ram, I was still able to fully expand the necks of my casings. 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 press to Our Neck Expanding Mandrels are designed to fit both the 21st Century Shooting and Sinclair Expander Dies. J E CUSTOM . on: function(evt, cb) { Gonna be the coolest in the school pick up line! Copyright 2023 Lee Precision, Inc.. All rights reserved. Our company offers a wide range of surface treatment technologies on mandrels, including ion nitriding, carbide coating, and chrome plating. 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. { Expander Mandrel 6.5mm (.263"), Increase Quantity of 26cal. We have found this is the easiest method to greatly reduce your Extreme Spread (ES) and Standard Deviation (SD) numbers. ); 21st Century Innovation - Steel Specific Diameter Expander Mandrel - 6mm .240. For decades, Vip Rubber and Plastic Company has been refining the art of custom manufacturing. So you will probably need to use something like this to gain much more consistent bullet grip. Please specify how many thousandths you would like it undersized or oversized in the box below. I have worked on improving the annealing process, and with the expand mandrels, I was able to achieve a neck ID of .508 (the necks would not pass the .5085 pin) in 145 cases out of 157 that were annealed. 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. I have read and agree to the terms & conditions. 04/24/2022 . Your email address will not be published. I will continue to use their version of the tools I use to help me shoot accurately. Be sure to have your plant builder use Yubei Mandrels because the best equipment produces the best product. The NEW Wilson Expanding Mandrel SizingDie. (verified owner) 12/29/2021. We go the extra mile to ensure that our mandrels are in sync with your operation and meet your company's needs. So you can be sure that your components are stronger and more secure than with other traditional designs such as brass or bronze. We will inform you when the product arrives in stock. Your friend will receive an email from you with a link to our site. These tool are especially helpful for those reloaders who choose not to outside neck turn their brass to uniform wall thickness. Our team of mandrel experts will work closely with your mill builder to design and manufacture the best mandrels for your new system. Already possessed the neck turner 223 mandrel which I bought before I knew what I was doing then discovered I needed the neck tension mandrels. Michigan. For example, say you are working with a 7mm caliber (0.284) and you would like 0.004 of bullet tension. How much more? After selecting the caliber, select each bullet tension expand mandrel desired for your kit. 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. Each selection allows for selecting an etched press adapter and the corresponding gage pin for that neck tension. How to Build An AR-15: Your AR Build Made Easy, California Residents: Do Not Share My Personal Information. UPDATE as of 9pm AEST 28th: Exacting precision is what you get with these folks. Popular Search, Category Expanding Mandrel Die Your Price: $80.00 * Price Includes Only Mandrel - Additional mandrels sold separately. To check which bullets are available click HERE. Current lead time is 8 weeks. All of our expand mandrels are ground to account for spring-back of brass which is assumed at the nominal anneal. NOTE: If you do not currently have a 5/17ER11 Collet installed in your die, you will need to purchase one! The benefit is that as the cartridge is pulled . Suggestion } CUSTOM UNDERSIZE OR OVERSIZE COLLET MANDRELS, 4275 County Rd U, Hartford WI, 53027, USA, Selecting the right die set for your needs. Our mandrels are longer than other expanding mandrels and feature a special dual taper which expands both on the up and down . Your email address will not be published. callback: cb For example, say you are working with a 7mm caliber (0.284) and you would like 0.004 of bullet tension. All of our expand mandrels are ground to account for spring-back of brass which is assumed at the nominal anneal. Expand Mandrels for Bullet Tension Builder. Neck Up Mandrel (.242"), Increase Quantity of 6mm up from 22cal. We have found this is the easiest method to greatly reduce your extreme spread (ES) and standard . The feel you are looking for is a light drag on the gage pin. Part Number: EXP- Availability: In Stock. If you buy a product from us and decide to return it, well take it back at any time with very few exceptions. 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. NO RETURNS/REFUNDS FOR CUSTOM GRIND ITEMS. Reloading dies at the time offered tapered expander to make 6.5mm and 7mm mouths from available 223 brass. 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. Therefore you can correlate this information to the actual part numbers listed. 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. Quite often the brass can be harder or softer than expected. Be the first to review Expander Mandrels 25 Cal. Quite often the brass can be harder or softer than expected. We will will be releasing for sale more of the Berger bullets next week. .17 to .50 cal (21 calibers) and bullet tension from .0010 .0050 in .0005 increments! Please complete the fields below to send your friend a link to this product. After selecting the caliber, select each bullet tension expand mandrel desired for your kit. These are custom undersize expanders to help reloaders control neck tension better. - custom hole fit per caliber (.30 cal shown). 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). In other words resize slightly more so that these expanders canexpand the neck out just a little. 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. 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. If your cartridge is not listed in the dropdown box below, please note the caliber in the space provided. This is ideal, where expanding on the up stroke puts all the stress and pressure on an unsupported case/neck. Expanding Mandrel (.171"), Decrease Quantity of 20cal. Required Collet 7mm". Die ONLY expands neck to slightly under bullet diameter. So you want to make 30BR brass quick? Expanding Mandrel (.203"), Decrease Quantity of 22cal. This $24.95 unit fits caliber-specific expander mandrels (item E-XX, $8.75) which measure . If you are using with reloading die having the interchangeable neck bushings, a smaller size bush than regular will work best for you when combined with using these expanders. Both the expand mandrel and the press adapter are laser-etched with the caliber and the bullet tension for easy identification. I am very pleased with the finished product which allows full trimming in my Redding Form/Trim die or my 300B.O. GUARANTEED. I use them to expand the neck on new brass and any brass I don't have the decapping/expander rod in when I size the brass. Copyright var date = new Date(); document.write(date.getFullYear()); L.E. These are custom undersize expanders to help reloaders control neck tension better. 1-800-645-7270; Live Chat; Help Center; About Us . The APW Expander Mandrel will smooth out and slightly expand the case neck so the brass will be ready for consistent neck tension. Expanding Mandrel (.203"), Increase Quantity of 20cal. Your email address will not be published. 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. We will contact you as soon as this product is available. Cookies help us deliver our services. We carry high-quality products and back them with the industry's strongest guarantee. Happy reloading. I spoke with Roger at K&M and he obliged me with retuning his standard 7mm-30 cal mandrel. All our products are made in the United States. Dont expect anything more. With correct neck tension you can expect a more consistent seating depth and shot. Sign Up for Our Mailing List! Our expander mandrels are made .001'' larger than the turning mandrels. Your email address will not be published. Our team of mandrel experts will work closely with your mill builder to design and manufacture the best mandrels for your new system. 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.
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