Mudguard, External Tooth, Internal Tooth, Full Washers, Form A
301 Stainless Steel, Copper, Brass, TPE, Steel
3/4" X 3" X 1/4", 7.99 mm, 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 12.5 mm, 17 mm, 4.36 mm, 6.5 mm
1.8 mm, 3.5 mm, 0.7 mm, 1.6 mm, 0.28 mm
M2.5, M3 (Form A), M3, M5 (Form A), M6
DIN 127B, BS 4320:1968, BS 4320G, DIN 7603A, ASME B18.22.1
ASTM F844