Internal Tooth, Cup, Lock Washer, Full Washers, Form A
Steel, TPE, Nylon, Stainless Steel, Brass
9.09 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
12.5 mm, 17 mm, 16.2 mm, 4.36 mm, 6.5 mm
0.7 mm, 1.2 mm, 1.8 mm, 0.28 mm, 0.3 mm
M2.5, M3 (Form A), M5 (Form A), M20, M2
DIN 6797A, DIN 125A, DIN 6797J, DIN 7603A, BS 4320B