Lyman Master Gunsmith Hex Head Ring and Base Screw Kit, Universal, Hardened Steel, Metal Handle, 142 pc.

Lyman's Master Gunsmith Hex Head Ring and Base Screw Kit contains 10 each of 14 premium 3/32" hex style scope ring and base screws. It comes packaged in a handy storage box with individual compartments for each size screw. Includes tweezers and a thread size gauge, which also doubles as a shortening jig used to grind a screw to a shorter length.