External Tooth, Internal Tooth, Cup, Full Washers, Form A
TPE, Vulcanised Fibre, Stainless Steel, Brass, Copper
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
6.4 mm, 17 mm, 5.36 mm, 4.36 mm, 6.5 mm
2.5 mm, 1.8 mm, 3.5 mm, 8.1 mm, 2.2 mm
M12, M5 (Form A), M2, M4, M5
BS 4320G, BS 4463, DIN 125A, DIN 7603A, DIN 7980