The Lyman 663 Top Punch is precisely machined to fit the bullet nose shape exactly. This eliminates nose deformation. It Fits Lyman 450/4500 Lube Sizer and RCBS Lube-A-Matic-2 Bullet Sizer/Lubricator.
|Compatibility||378 Caliber, 38-55 WCF 335 Grain Round Nose
40 Caliber 400 Grain Round Nose Bullet Molds
|Weight||0.5 oz / 14.17 g|