Crown Bolt 30822#10-32 x 1-1/4 Inch Round-Head Combo Zinc-Plated Machine Screws, 50-Count Zinc-plated #10-32 x 1-1/4 inch machine screws round head combo For general applications #10-32 body diameter and thread pitch 1-1/4-inch fastener length Use with bolt of the same diameter, thread pitch, grade, and finish