Internal Tooth, Mudguard, Crinkle, Full Washers, Form A
A2/304 Stainless Steel, Fibre, Ceramic, TPE, Brass
24 mm, 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
5.36 mm, 21 mm, 4.36 mm, 6 mm, 6.5 mm
2 mm, 0.28 mm, 0.5 mm, 8.1 mm, 1.1 mm
M2, M5 (Form A), M4, M3, M6
DIN 6797A, BS 4320B, BS 4320G, DIN 7603A, ASME B18.22.1
ASTM F844