SPHERICAL SEATING WASHERS WDS RANGE 401.
FEMALE SEATING WASHER IS THE THICKER ONE AND THE MALE WASHER IS THE THINNER ONE, BOTH SURFACE HARDENED AND CHEMICAL BLACKED FINISH.
STEEL M & F WASHERS RANGE FROM (M4 TO M39).
ALSO AVAILABLE IN STAINLESS STEEL 303 = A2, 316 = A4.
803 RANGE IS THE 316 = A4 STAINLESS (M6 TO M16).
8903 RANGE IS THE 303 = A2 STAINLESS (M6 TO M16).