Product: flat washer, Plain washers
1. Standard:DIN125, DIN9021, DIN436, DIN440, DIN433 USS ASME B18.22.1, ASTM F436
2. Material:Carbon Steel, Alloy Steel, Stainless Steel, etc.
3. Size:M3-M64 , #6-2-1/2"
4. Surface: Zinc Clear, Zinc Yellow, Zinc Black, Tin-platin...
Products: what is epdm,
acrylic solid surface