The RCBS Lube-A-Matic Top Punch for .374-caliber bullets (RCBS part no. 82519) is machined to match the exact nose profile of the bullet it’s paired with, which keeps the sizing stroke from deforming the bullet tip. Built from quality materials with tight-tolerance craftsmanship, this top punch fits the RCBS Lube-A-Matic bullet sizer/lubricator as well as the Lyman 450/4500 lube sizer. It’s an affordable, purpose-built accessory that helps cast-bullet reloaders keep bullet noses clean and undamaged.

Key Specifications

• Machined to match the bullet’s nose profile exactly, preventing nose deformation during sizing.
• Sized for .374-caliber bullets.
• Fits the RCBS Lube-A-Matic bullet sizer/lubricator.
• Also fits the Lyman 450/4500 lube sizer.

Frequently Asked Questions

What happens if I use a mismatched top punch? A top punch that doesn’t match the bullet’s nose profile can deform or mark the bullet tip during the sizing stroke; this punch is machined to fit .374-caliber bullets exactly.

Is this punch compatible with the Lyman lube sizer? Yes, it fits both the RCBS Lube-A-Matic bullet sizer/lubricator and the Lyman 450/4500 lube sizer.

Buy the RCBS Lube-A-Matic Top Punch .374 Caliber

Keep .374-caliber cast bullet noses undamaged through every sizing session with a properly matched top punch. Order it from our Lubbock, Texas gun shop, where our gunsmithing tools selection carries Lube-A-Matic top punches across popular calibers, with fast shipping to your door.