Spring Pin, System of Measurement Inch, Pin Diameter 1/2 in, Pin Type Coiled, Material Stainless Steel, Material Grade/Class 420, Finish Plain, Usable Length 3 3/4 in, End Type Chamfered, Chamfer Diameter 0.488 in, Fits Minimum Hole Diameter 1/2 in, Fits Maximum Hole Diameter 33/64 in, Shank Length 3 3/4 in, Maximum Chamfer Length 0.11 in, Nominal Diameter 1/2 in, Standards ASME B18.8.2, Shank Length Tolerance +/-0.025 in, Product Type Spring Pin, Outside Diameter Tolerance +/-0.018 in