Thumb Screw, Type Thumb Screw, Finish Zinc-Plated, Material Steel, Thread Size 1/4 In.-20, Fastener Length 2 in, Head Width 0.55 in, Head Height 0.64 in, Tensile Strength -, Head Type Spade, Maximum Head Width 35/64 in, Minimum Head Width Not Applicable, Maximum Head Height 41/64 in, Minimum Head Height Not Applicable, System of Measurement Inch, Head Material Steel/Zinc, Head Shape Spade, Package Quantity 25