Internal Tooth, Lock Washer, Crinkle, Full Washers, Form A
A2/304 Stainless Steel, Steel, Fibre, 301 Stainless Steel, TPE
3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 20 mm, 11.88 mm
3.2 mm, 5.3 mm, 13 mm, 21 mm, 6.5 mm
8.1 mm, 1.1 mm, 0.5 mm, 0.3 mm, 0.16 mm
M2, M12, M5 (Form A), M5, M3
DIN 7603, DIN 6797A, BS 4320B, BS 4320G, BS 4463