Internal Tooth, Cup, Nylon Washers, Full Washers, Form A
Copper, TPE, Vulcanised Fibre, Brass, Steel
9.09 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
17 mm, 16.2 mm, 5.36 mm, 4.36 mm, 6.5 mm
1.8 mm, 8.1 mm, 2.5 mm, 0.5 mm, 1.1 mm
M16, M3 (Form A), M24, M5 (Form A), M4
BS 4320, DIN 125A, ASME B18.22.1
ASTM F844, DIN 7980, BS 4463