Internal Tooth, External Tooth, Lock Washer, Full Washers, Form A
301 Stainless Steel, TPE, Steel, Copper, Brass
9.09 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.6 mm, 4.85 mm, 3.2 mm, 5.36 mm, 6.5 mm
0.7 mm, 0.6 mm, 1.5 mm, 3.5 mm, 0.3 mm
M5, M3 (Form A), M24, M5 (Form A), M2.5
DIN 127B, BS 4320, DIN 6797J, DIN 125A, BS 4463