Bright zinc plated ● 25pcs 1/8"x1/4" (4 x 6mm) ● 25pcs 1/8"x5/16"(4 x 8mm) ● 25pcs 1/8"x3/8" (4 x 10mm) ● 25pcs 1/8"x5/8" (4 x 16mm)