Internal Tooth, Spring, Nylon Washers, Full Washers, Form A
Copper, 301 Stainless Steel, Stainless Steel, Brass, TPE
7.99 mm, 15.5 mm, 6.9 mm, 10 mm, 11.88 mm
4.85 mm, 5.36 mm, 2.25 mm, 4.36 mm, 6.5 mm
0.5 mm, 8.1 mm, 1.6 mm, 0.3 mm, 0.16 mm
M4 (Form A), M6 (Form A), M3 (Form A), M5 (Form A), M4
BS 3410, DIN 6797A, BS 4320:1968, BS 4320, BS 4320B