Safety Pin System of Measurement Inch Wire Diameter 0.25 in Shank Length 2 in Pin Diameter 1/4 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 1 13/16 in Product Type Safety Pin Wire Shape Square Pack Size Small Pack Manufacturer Location Made in USA Properties Corrosion Resistant Package Quantity 2