washer 1,Standard:DIN125,DIN9021,DIN433,DIN6916; 2,From 1.6-70MM 3,Material,carbon steel,EPDM,SS304 WASHER1,Standard:DIN125,DIN9021,DIN433,DIN6916;2,From 1.6-70MM3,Material,carbon steel,EPDM,SS3042,Surface finish:---a) White,yellow or black zinc,---b) Black or gray phosphor,---c) DAKROMET,---d) RUSPERT,---e) Geomet,---f) Magni,---g) Black Oxide,---h) Nickel ---g) Head painted---h) Electrophoretic ...