6mm x 12mm Black Phosphate Class 10 Steel Flat Washers (2894 pcs.)
Diameter: 6mm Diameter 2: 12mm Thickness: 1.6mm Material: Steel Finish: Black Phosphate Hardness: Class 10 Type: Flat Washer Specifications: DIN 125 Box of 2894. A flat washer is a thin, usually round, plate with a hole in the middle that is normally used to distribute the load of a threaded fastener. USS flat washers have a large, wider body. SAE flat washers are machined to a tighter specification and have a smaller outside diameter.