Internal Tooth, Plain Washer, Lock Washer, Full Washers, Form A
Fibre, Stainless Steel, Steel, Ceramic, TPE
4.5 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 14 mm, 5.36 mm, 13 mm, 6.5 mm
0.7 mm, 8.1 mm, 1.2 mm, 2.5 mm, 1.6 mm
M3, M3 (Form A), M5 (Form A), M20, M12
BS 4320, ASME B18.22.1 ASTM
F844, DIN 7603A, DIN 6797J, DIN 125A