21st Century Expander Mandrels - Setting consistent Neck Tension
WEBIn this video we go over the expander mandrels from 21st Century Reloading and discuss how to use them to achieve the best accuracy possible.
7. Mandrel your brass: Using an expander mandrel for ... - YouTube
WEBA Mandrel die is a way to have consistent neck tension. Sizing your neck from the inside eliminates variables and provides for better SDs and groups sizes. T...
When to use an expander mandrel; is it even necessary?
WEBJan 25, 2010 · As already stated you can use the mandrel prior to neck turning. You can also use it to iron out necks on new brass. Alternatively, you can use the mandrel to uniformly expand and uniform the necks after you use a …
UNDERSTANDING EXPANDER MANDRELS - YouTube
WEBA simple guide to expander mandrels for reloading.
Caliber Specific Expander Mandrel Kits - 21st Century Innovation
WEBOur caliber specific expander mandrels are available in .0005” increments in calibers 22 to 338 and will range from .001” above bullet diameter to at least .003” below bullet diameter depending on caliber. This will allow the reloader to …
Reloading Tip: Use Expander Mandrels with New Brass
WEBApr 14, 2018 · Reloading Tip: Use Expander Mandrels with New Brass. Before you load that nice new cartridge brass for the first time, run an expander mandrel down the case necks. This will iron out dents and provide more uniform neck tension. Chose a mandrel diameter that provides appropriate neck tension.
21st Century Expander Mandrels – Setting consistent Neck Tension
WEBSep 20, 2020 · In this video we go over the expander mandrels from 21st Century Reloading and discuss how to use them to achieve the best accuracy possible. Expander mandrels are far superior to the expanding devices found in most reloading dies.
Precision Expander Mandrels from 21st Century Shooting
WEBMay 14, 2019 · For guys who want ultra-precise control over neck tension (and “grip” on the bullet), 21st Century Shooting now offers Precision Expander Mandrels in .0005 (one-half thousandth) increments. These will be available for most popular match calibers including: .224, 6mm, .25, 6.5mm, .270, 7mm, .308, and .338 calibers.
Which expander mandrel are you using? | Sniper's Hide Forum
WEBMar 24, 2020 · Our caliber specific expander mandrels are available in .0005” increments in calibers 22 to 338 and will range from .001” above bullet diameter to at least .003” below bullet diameter depending on caliber. This will allow the reloader to find proper neck tension to fine-tune their loads.
When to use expander mandrel in the process? - Sniper's Hide
WEBFeb 5, 2010 · Hi guys, I've been resizing my 308 using an rcbs die, non bushing, using the expander ball. Now that I'm including 6.5 in my setup, I bought a Redding type s die and plan on using a mandrel for the inner neck. My question is when exactly should I …
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