External Tooth, Crinkle, Plain Washer, Full Washers, Form A
Fibre, Steel, TPE, 301 Stainless Steel, Brass
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
5.36 mm, 13 mm, 4.36 mm, 8 mm, 6.5 mm
5.8 mm, 1.2 mm, 0.9 mm, 0.7 mm, 8.1 mm
M3 (Form A), M20, M5 (Form A), M2, M6
DIN 6797J, ASME B18.22.1 ASTM
F844, DIN 125A, DIN 7603A, BS 4320B