Internal Tooth, Tap Washer, Cup, Full Washers, Form A
Vulcanised Fibre, Brass, TPE, Stainless Steel, Copper
3/4" X 3" X 1/4", 24 mm, 15.5 mm, 6.9 mm, 11.88 mm
17 mm, 16.2 mm, 5.36 mm, 2.25 mm, 6.5 mm
1.8 mm, 3.5 mm, 0.6 mm, 1.1 mm, 2.5 mm
M5 (Form A), M16, M8, M4, M10
DIN 7980, BS 4320B, DIN 6798J, ASME B18.21.1, DIN 7603A