Snap Button Snap Button Type Double End Width 0.35 in Thickness 0.018 in Gauge 0.018 ga Head Height 0.28 in Head Diameter 15/64 in Material Steel Material Grade/Class C-1050 Finish Zinc Plated Maximum Tubing Inside Diameter 0.75 in Minimum Tubing Inside Diameter 0.5 in Product Type Snap Buttons System of Measurement Inch Material Quality Standards ASTM A684 Manufacturer Location Made in USA Package Quantity 5