Lee Undersize Mandrel .3055 Diameter

When delivered from the factory and the collet die will grip the bullet with a light press fit with cases of average hardness. Should you desire a tighter fit and you can order this .002 undersize mandrel for 300 WSM and 7.5x55 and 30/06 and 30/30 and 308 Win and and 300 Win Mag.

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