Machine Screw, Head Type Round, Material Steel, Finish Zinc-Plated, Drive Combination Slotted/Phillips, Thread Size #10-24, Fastener Length 2 1/2 in, Head Width 0.362 in, Head Height 0.137 in, Drive Size #2, Tensile Strength 60,000 psi, Dimensional Standards ASME B18.6.3, Pack Size Small, Type Machine Screw, Maximum Head Width 23/64 in, Minimum Head Width Not Applicable, Maximum Head Height 9/64 in, Minimum Head Height Not Applicable, System of Measurement Inch, Thread Type Coarse