External Tooth, Nylon Washers, Plain Washer, Full Washers, Form A
TPE, 301 Stainless Steel, Steel, Nylon, Brass
15.5 mm, 12 mm, 6.9 mm, 20 mm, 11.88 mm
2.6 mm, 4.85 mm, 16.2 mm, 2.25 mm, 6.5 mm
1.8 mm, 0.6 mm, 8.1 mm, 0.5 mm, 3.5 mm
M3 (Form A), M24, M5 (Form A), M3, M2
DIN 7980, BS 4320G, BS 4320B, BS 4463, ASME B18.21.1