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. 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. NO RETURNS/REFUNDS FOR CUSTOM GRIND ITEMS. I lube the internal necks of either 222 Rem/.223 Rem, or 221 FB with this tapered mandrel.Great job Roger and K&M. 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. 10% off all products for online orders (U.S.A. Orders Only). We at BRT do know that brass springback can vary too. 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. We have their necessary FFL information on file and your FFL order will ship directly to them once processed. Requested URL: www.brownells.com/reloading/case-cleaning-prep/case-neck-turning/carbide-expander-mandrels/, User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36. Cartridges. 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. Also if you are annealing brass properly there definitely will be less springback than regular. In other words resize slightly more so that these expanders canexpand the neck out just a little. 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. It is important to remember these are made and marked to take into account brass springback. The large-cal window riser is through the first prototype and now working on design updates for rev 2. { Our team of mandrel experts will work closely with your mill builder to design and manufacture the best mandrels for your new system. These representatives will help ease the extensive licensing and shipping complications associated with purchasing products from our U.S. website. This is why owning a couple of these expanders may be needed to establish a result which you want. DO NOT ORDER UNTIL YOU CONFIRM WHICH DECAPPING EXPANDING MANDREL WILL WORK WITH YOUR DIES. Expander Mandrels - 6.5mm Cartridges - Short Action Customs Established in 1942. The NEW Wilson Expanding Mandrel SizingDie. Please complete the fields below to send your friend a link to this product. 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. Description Expand Mandrels for Bullet Tension: Tool Notes: Download Tool Instructions After selecting the caliber, select each bullet tension expand mandrel desired for your kit. Brownells We will update on this banner and newsletters and Facebook. If you need an additional collet they can be purchased separately HERE. 21st Century Innovation - Steel Specific Diameter Expander Mandrel - 6mm .240. After expanding use the corresponding gage pin to confirm the neck sized as expected. All rights reserved. Neck Up Mandrel (.242"), Increase Quantity of 6mm up from 22cal. Then I called back again and they again patiently listened and advised and counseled on what I needed with my new questions and I ended up ordering the .003 and .004 neck tension mandrels for 223 and am very happy with them and they are doing the job I expect of them. 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. All our products are made in the United States. Expander Mandrels - 7mm Cartridges - Short Action Customs, LLC. So for this operation i think you will find that should now be 0.004-0.005 under. Our Neck Expanding Mandrels are designed to fit both the 21st Century Shooting and Sinclair Expander Dies. I worked with them to get proper tension for my 50 BMG and the mandril is spot on for my brass. Just like your area of business, each process is unique. .17 to .50 cal (21 calibers) and bullet tension from .0010 .0050 in .0005 increments! New brass cases are often damaged when shipped in bulk, this die will give you a consistent neck diameter on your cases. Our mandrels are built to last. To check which bullets are available click HERE. Now stocking most sizes we aim to ship next business day! Expander Mandrel 7mm (.283"), Decrease Quantity of 30cal. Proudly powered by WordPress | We will inform you when the product arrives in stock. 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. Thanks again to K+M for another great purchasing experience. In addition to good products they have great customer service. Help. PMA Tool. Thanks for the review Scott; glad were hitting the mark! Hopefully well have this out before 2022 (or 2023 in these crazy times!). Sat & Sun: Closed. This is an assumption by KM based on normal brass springback. Shipping was fast even though this was a custom part and I purchased close to Christmas. The difference in force was an eye opener. 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. If there is anything in your cart, it will not be brought over to the old site. Berger shipment. Final cost and estimated delivery date can be seen in your cart. Art's Music Shop 4647-O Hwy 280S Birmingham, AL 35242 Tel: (205) 995-8376 Exacting precision is what you get with these folks. The benefit is that as the cartridge is pulled . I dip the necks in Redding dry neck lube and then run them through the expander. } 21st Century Innovation: Bruno Shooters Supply The complete set includes: 224Cal0.2230.222 243 Cal (6mm)0.2420.241 264 Cal (6.5mm)0.2630.262 . Remember actual brass springback is a difficult thing to know beforehand. Current lead time is 8 weeks. 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. The shape, finish, and size are the result of years of use and experimentation by many hand loaders. Expander mandrel | Page 3 | Long Range Hunting Forum 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. Dies already include the 5/16 Collet needed to use the Expander Mandrels. Neck Up Mandrel (.242"). listeners: [], 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. This badass family hauler went home today with a fresh LSX 6.2/4L80e. Now stocking most sizes we aim to ship next business day! Every product I have purchased has been of the highest quality. Expander Mandrel 7mm (.283"), Increase Quantity of 28cal. Current lead time is 8 weeks. Like a hot knife through butter. Maybe a bush size down 2 numbers down. Interchangeable Mandrels depending on caliber. 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. 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. James Andrew Custom Tailoring Shop - Yelp 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. The APW Expander Mandrel will smooth out and slightly expand the case neck so the brass will be ready for consistant neck tention. K&M Neck Expander | Shooters' Forum 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. I removed the ball expander from my CH4D FL die to size all of the brass. STAINLESS STEEL EXPANDER MANDRELS - Brownells Monday is a public holiday in QLD, so probably not then. Designed and manufactured with alloy forgings, our one-piece shaft technology, developed by our technical team, effectively increases service life and precision of workmanship! (verified owner) 12/29/2021. Our clients include those associated with professional film, sports and music industry, to name a few. NOTE: If you do not currently have a 5/17ER11 Collet installed in your die, you will need to purchase one! Are you buying a new slitting, pickling, cold rolling, or another processing line? (verified owner) 06/17/2022. This $24.95 unit fits caliber-specific expander mandrels (item E-XX, $8.75) which measure . 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. RH, thanks for the review! Custom Undersized Collet Necksizing Mandrel - Lee Precision Please search by another zipcode to find the nearest dealer. Both the expand mandrel and the press adapter are laser-etched with the caliber and the bullet tension for easy identification. Location. We design and manufacture the most efficient and highest quality Mandrels, decoiler, and recoiler, providing a better product for your company and your customers. on: function(evt, cb) { Jeff Lovat Thanks for the review Jeff! 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. I use the expander mandrel along with the turning mandrel to get the best fit while turning the necks. Dont expect anything more. Particularly when you are. Standard Dealers have not yet agreed to perform FFL transfers on guns purchased online from Brownells. Custom Rod Guide; Remington and Kelbly (Bolt Dia .695 - .700) BAT Actions (Bolt Dia. Expander Mandrel (.223"), Increase Quantity of 22cal. } Brownells Featured Dealers have agreed to perform FFL transfers on guns purchased online from Brownells. Now subtract the 0.002 or 0.003 from the final size, 0.280-0.003=0.277. UPDATE as of 9pm AEST 28th: I spoke with Roger at K&M and he obliged me with retuning his standard 7mm-30 cal mandrel. Furthermore, the precision ground expanding detail is high up in the die, slightly below the cartridge's neck/shoulder . The spring back I had was roughly .0015 in 133 of the cases. #1. Expanding Mandrel (.203"), Increase Quantity of 20cal. The use of rugged materials and more scientifically designed construction means that our spindles fit seamlessly into your existing machining line, providing high-quality performance, ease of maintenance, and years of trouble-free use. If you buy a product from us and decide to return it, well take it back at any time with very few exceptions. 1-800-645-7270; Live Chat; Help Center; About Us . 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. Tool Notes: Download Tool Instructions After selecting the caliber, select each bullet tension expand mandrel desired for your kit. Dip the neck in dry lube and make sure there is no crap in your shell holder. Please specify how many thousandths you would like it undersized or oversized in the box below. The item you are trying to purchase is currently out of stock.Please enter your name, email, and phone number below. I have read and agree to the terms & conditions. With correct neck tension you can expect a more consistent seating depth and shot. (function() { Whether your process requires a tough, wear-resistant surface, a smooth and polished look, or a rough and durable outer shell, weve got you (and your mandrels) covered. To make the shopping experience with Brownells better, we have a number of representatives in Europe. Resizing bushes are usually 0.002-0.003 under the measured neck with bullet seated. and bushing dies to set the neck tension or a polished expander ball with the dies so I can . Whether we're upgrading mandrels on aging slitting lines, increasing pickling line capacity, or eliminating unplanned maintenance downtime, we can ensure our mandrels meet your business needs. Today the same procedure exists with the newer 300 BlackoutAAC and Whisper. Delivery date may change with additions to cart. 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. Jan 22, 2020. Quick View. Theme: Alpha Store by Themes4WP. Durable and Accurate. 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. 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.. Expanding Mandrel (.203"), Decrease Quantity of 22cal. I purchased the Expander Mandrel Window Riser and a custom 7mm Remington Magnum mandrel for 0.002 neck tension. 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. Which expander mandrel are you using? | Sniper's Hide Forum EXPANDER MANDRELS ARE ONLY COMPATIBLE WITH SHORT ACTION CUSTOMS MODULAR SIZING DIES. Expander Mandrel (.223"), Decrease Quantity of 24cal. How to Build An AR-15: Your AR Build Made Easy, California Residents: Do Not Share My Personal Information. Please leave your valid email address below. 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. Lee Precision, Inc.. Custom Easy X Expander Expanding Mandrel | MSCDirect.com - MSC Industrial Direct My Hornady New Dimentions dies include a tapered expander ball but I needed an external method. We have found this is the easiest method to greatly reduce your Extreme Spread (ES) and Standard Deviation (SD) numbers. Once this sizing is complete perform the final sizing of the neck with the expand mandrel. Remember how important the right mandrel reel is to the performance of your process. 2). Reactions: Blackhawk, RYEWSKY25284, Patriot007 and 6 others. 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. Standard 7/8ths Reloading Press. different cases are effected by the size of the shoulder. 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. Expander Mandrel Set | Axis Precision Worx Quite often the brass can be harder or softer than expected. A .3060" mandrel will give you ~.0025" neck tension (interference fit). If your cartridge is not listed in the dropdown box below, please note the caliber in the space provided. } Carbide is also better at resisting galling which can leave behind material and scratch the inside of your necks. Suggestion Sinclair Expander Mandrel Die Test | Long Range Hunting Forum Each selection allows for selecting an etched press adapter and the corresponding gage pin for that neck tension. Have we got the mandrel for you. I have loaded many wildcat calibers over the years starting years ago with the TC/U wildcats of Ugalde and others. SKU:90594 Cartridge * How many thousandths (.xxx) undersized? Furthermore, the precision ground expanding detail is high up in the die, slightly below the cartridges neck / shoulder detail. Be sure to at least use a light lubricant. The products cover more than ten provinces and cities in China, and some of them are exported to Japan, the United States, India, Vietnam, Turkey, Pakistan, and other countries. However, the neck inside diameter needs to be slightly smaller so the expand mandrel can properly size the brass. $21.50 (out of stock) (neck tension). I had used a Wilson expander mandrel for 6.5 CM and recently acquired a 21st Century expander in black nitride. Love supporting an American small business and especially with such nice and patient customer service. Dave @ K&M Each selection allows for selecting an etched press adapter and the corresponding gage pin for that neck tension. 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. Ensures a seamless transfer of the cartridge neck from the Neck Sizing Bushing to the Expander Mandrel. 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. Therefore you can correlate this information to the actual part numbers listed. Your email address will not be published. forms: { 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. FEENIX Well-Known Member. 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. 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. ); 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. Be the first to review Expander Mandrels 25 Cal. Die ONLY expands neck to slightly under bullet diameter. After selecting the caliber, select each bullet tension expand mandrel desired for your kit. 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. Specialties: We specialize in alterations ranging from small cosmetic repairs to custom tailoring an outfit to fit you for any occasion. Part Number: EXP- Availability: In Stock. Your email address will not be published. Happy reloading. Can't tell everyone how - Short Action Customs, LLC - Facebook } Subtract the 0.004 from the standard bullet diameter, 0.284-0.004=0.280, this will be the final size after expanding. Expanding Mandrel (.171"), Increase Quantity of 17cal. We go the extra mile to ensure that our mandrels are in sync with your operation and meet your company's needs. An O-ring in the die cap allows the mandrel to float a bit and find its own center within the case neck. Shop a large range of expanding mandrel at MSC Industrial Supply. Expander Mandrels - 30 Cal. Cartridges - Short Action Customs What Size Mandrel? | Shooters' Forum This die is designed to be used on NEW brass cases to prepare the case for the seating operation. callback: cb Expander Mandrels - 7mm Cartridges $50.00 or 4 interest-free payments of $12.50 with Expander Mandrels are only compatible with SAC Dies. J E CUSTOM . Using an expander mandrel prior to neck turning sizes the case to fit the neck turning mandrels perfectly. You can actually feel the air compress inside the case. Expander Mandrel Size 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. Save my name, email, and website in this browser for the next time I comment. A bit less for the calibres of 6mm and smaller. This is ideal, where expanding on the up stroke puts all the stress and pressure on an unsupported case/neck. Each selection allows for selecting an etched press adapter and the corresponding gage pin for that neck tension. Wilson manufactured lock nut - thickness is .225" from inside to outermost edge .270" for height and 1.250" total width OD. rweeks7mm Second wide, Changji and other high speed through the territory, geographical conditions are superior, road traffic is developed, rich tourism resources. 04/24/2022 . Sat & Sun: Closed. Gage pin organizer .17 cal through .50 cal. 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. })(); Short Action Customs, LLC. Expanding Mandrel (.276"), Decrease Quantity of 28cal. I will continue to use their version of the tools I use to help me shoot accurately. 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. Our neck turning tool mandrels are made from high grade stainless steel on Precision turning centers. I have not had a chance to test any loads made with it yet, but brass sized with it were inline with the spec. I will simple rework the dozen cases that were over-sized. window.mc4wp = window.mc4wp || { Expander Mandrels - 25 Cal. Cartridges - Short Action Customs, LLC. Gonna be the coolest in the school pick up line! 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. $10.00. .715 & .895) AR15 / AR10; . 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. For example, say you are working with a 7mm caliber (0.284) and you would like 0.004 of bullet tension. (verified owner) 01/23/2023. I am very pleased with the finished product which allows full trimming in my Redding Form/Trim die or my 300B.O. I recently decided to buy a Sinclair Expander Mandrel die and test it out compared to the standard dies I've been using. 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.

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