✅ Flat Washer, Fits Bolt Size 7/16 in Steel, Black Oxide Finish, 25 PK ✅ Washer Basic Material: Steel ✅ Fastener Finish: Black Oxide ✅ Washer Outside Dia.: 1 in ✅ Thickness: 0.125 in

42604 Flat Washer, Flat Washer Type Standard, Dimensional Standards TCMAI standards, Material Steel, Material Grade/Class Not Graded, Finish Black Oxide, For Screw Size 7/16 in, Inside Diameter 0.469 in, Outside Diameter 1 in, Maximum Thickness 0.141 in, System of Measurement Inch, Minimum Thickness 0.109 in, Color Black, Maximum Temperature 400 Degrees F, Rockwell Hardness HR 15-N/90, Thickness Tolerance +/-1/64 in, Package Quantity 25