External Tooth, Cup, Crinkle, Full Washers, Form A
A2/304 Stainless Steel, Brass, Fibre, 301 Stainless Steel, TPE
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
5.36 mm, 2.25 mm, 21 mm, 4.36 mm, 6.5 mm
1.4 mm, 5.8 mm, 0.7 mm, 2.2 mm, 1.6 mm
M20, M5 (Form A), M2, M3, M2.5
BS 4320B, BS 4463, BS 4320, DIN 125A, ASME B18.21.1