20Pcs 1/4-20 x 1/2" Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel Black Oxide Finish, Allen Hex Drive, UNC Coarse Full Thread - size: 1/4-20 x 1/2" (20PCS)

20Pcs 1/4-20 x 1/2" Socket Head Cap Screws Bolts, 12.9 Grade Alloy Steel Black Oxide Finish, Allen Hex Drive, UNC Coarse Full Thread - size: 1/4-20 x 1/2" (20PCS)