... size 3.place of origin:china 4.MOQ:1000 pcs thin flat washer1. Standard: DIN, BS, IFI, JIS, ISO, ... Clear 2) Zinc Yellow 3) Black 4) Nickel-plating4 Type 1) Spring washers 2) Flat washers(plain washer,IFI,ASTM ... ) 3) Lock washers Product name thin flat washer Material1.Stainless Steel: SS201, SS303, SS304, SS316, ... days to 30 days according to order qty. thin flat washer