The Sinclair Deluxe Primer Pocket Uniformer Kit includes uniformers for small rifle, small pistol, and large rifle primer pockets. Sinclair Uniformers are precision ground from on solid piece of Tungsten Carbide. These cutters will cut the primer pocket to a uniform depth and also square the bottom of the pocket in relation to the case head creating more consistent primer ignition. Kit includes Sinclair Universal Handle, Power Adapter and storage case. Mfg: Sinclair International