External Tooth, Internal Tooth, Plain Washer, Full Washers, Form A
A2/304 Stainless Steel, Fibre, Steel, TPE, Brass
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
17 mm, 16.2 mm, 4.36 mm, 8 mm, 6.5 mm
1.6 mm, 1.1 mm, 0.5 mm, 0.3 mm, 0.28 mm
M24, M2, M3, M5 (Form A), M12
DIN 6797J, DIN 7980, BS 4320G, DIN 7603A, BS 4463