Set of 160 black RODAC locking screws. Contains: 15 - 5/32" - 32 x 3/16", 15 - 5/16" - 24 x 3/8" fine, 10 - 3/8" - 16 x 3/8", 15 - 1/8" - 40 x 3/16", 15 - 1/4"- 28 x 1/4", 10 - 3/8" - 16 x 1/2", 10 - 3/8"- 24 x 3/8" fine, 20 - 5/16" - 18 x 3/8", 10 - 5/16" - 18 x 1/2", 10 - 3/16" - 24 x 1/4", 20 - 1/4" - 20 x 1/4", 10 - 1/4" - 20- x 3/8"