Brand:TGR, XDM, TD Brief: Surface:HDG, plain, black, galvanized, yellow zinc, nickel plated,dacromet, etc Material:stainless steel304,316,316L,317,317L,carbon steel,etc Size:M10-M52,3/8-1-1/4,Custom MOQ:10000
Square washers are used for limited space applications where a standard washer will not fit. The flat sides can also prevent the washer from rotating.