Safety Pin, System of Measurement Inch, Wire Diameter 0.091 in, Shank Length 2 1/2 in, Pin Diameter 1/4 in, Pin Type Snap, Material Stainless Steel, Material Grade/Class 18-8, Finish Plain, Outside Diameter Tolerance +0.243/-0.248 in, Shank Length Tolerance +0.000/-0.250 in, Usable Length 2 1/4 in, Product Type Safety Pin, Wire Shape Square, Wire Type Double, Height 9/16 in, Includes Not Applicable, Material Quality Standards Not Applicable, Dimensional Standards Not Applicable