Spring Washer

★Size： M1.6-M48 or customizable

★Standard:  ISO / DIN / ANSI / ASME / ASTM / BS / AS / JIS

★Material: Q235 / 35K / 45K / 40Cr / B7 / 20MnTiB / A2 / A4 carbon steel Flat Washer Nut & stainless steel Flat Washer Nut

★Grade:  4 / 6 / 8 / 10 / 12

★Surface: BZP / HDG / BLACK / DACROMET / TEFLON or customizable

★MOQ:1000PCS

★Email: luoyifastener@outlook.com