Safety Pin, System of Measurement Inch, Wire Diameter 0.375 in, Shank Length 2 1/2 in, Pin Diameter 3/8 in, Pin Type Snap, Material Steel, Material Grade/Class Grade 1010/Grade 1020, Finish Zinc Plated, Outside Diameter Tolerance Not Applicable, Shank Length Tolerance Not Applicable, Usable Length 2 11/32 in, Product Type Safety Pin, Wire Shape Square, Pack Size Small Pack, Manufacturer Location Made in USA*, Properties , Package Quantity 2