Internal Tooth, Nylon Washers, Plain Washer, Full Washers, Form A
Brass, Fibre, 301 Stainless Steel, TPE, Nylon
37 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
6.4 mm, 16.2 mm, 5.36 mm, 4.36 mm, 6.5 mm
0.7 mm, 1.2 mm, 0.28 mm, 1.6 mm, 0.3 mm
M10, M5 (Form A), M16, M20, M2
DIN 7980, BS 4320:1968, DIN 127B, BS 4320B, BS 4463