Types can be provide：

Flat washer, spring washer/ split lock washer, square tapper washer, Fender washer, external tooth washer;  external tooth washer

Standard:

IFI, DIN, JIS, EN, NF  

Size:

1/4- 2 1/2; M3-M64

Grade:

USS, SAE, F436

Material:

Carbon steel, alloy steel, stainless steel, brass,copper, Al, Ti

Surface treatment:

Plain, blue/ white/ yellow/black zinc plated, HDG ( hot dip galvanized), telfon, dacromet, mechnical galvanized, Zn-Ni alloy, Magnet

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