Socket Cap Screw Assortment Socket Head Cap Screw Head Type Flat Number of Pieces 600 System of Measurement Inch Thread Size 1 1/2 in 1 1/4 in 1 in 1/2 in 1/4 in-20 #10-24 #10-32 2 in 3/4 in 5/8 in #8-32 Number of Sizes 24 Drive Type Socket Material Alloy Steel Finish Plain Pack Size Small Pack Special Features Not Applicable Container Material Metal Dimensional Standards ASME B18.3 Includes Compartment Box with Lid Number of Different Sizes 24