Pachmayr

These difficult to find screws are favored non-slip replacements for slotted screws. 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. Save time and money with the Master Gunsmith Hex Head Ring & Base Screw Kit as it comes stocked with everything a gunsmith would need to replace slotted screws. - Kit contains: (Hex size: 3/32) - #6-40 Fillister Head (3/8 1/2) - #6-40 Oval Head (1/4 3/8) - #6-48 Fillister Head (1/4 3/8 9/16) - #6-48 Oval Head (1/4 3/8) - #8-40 Fillister Head (1/4 3/8 1/2) - #8-40 Oval Head (1/4 1/2)