Pachmayr Master Gunsmth 6-Lobe Head Screw Kit

These difficult to find screws are favored for their non-slip design. 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.
Kit contains:

#6-40 Fillister Head T-10 (3/8, 1/2)

#6-40 Oval Head T-10 (1/4, 3/8)

#6-48 Fillister Head T-10 (1/4, 3/8, 9/16)

#6-48 Oval Head T-10 (1/4, 3/8)

#8-40 Fillister Head T-10 (1/4, 3/8, 1/2)

#8-40 Oval Head T-10 (1/4, 1/2)

#8-40 Fillister Head T-15 (1/4, 3/8, 1/2)

#8-40 Oval head T-15 (1/4, 3/8, 1/2)