Mudguard, Internal Tooth, Plain Washer, Full Washers, Form A
TPE, Ceramic, Stainless Steel, Copper, Brass
4 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 8.4 mm, 13 mm, 5.3 mm, 6.5 mm
0.7 mm, 1.2 mm, 3.5 mm, 0.6 mm, 8.1 mm
M3 (Form A), M12, M5 (Form A), M2, M5
BS 4320, ASME B18.22.1
ASTM F844, DIN 125A, DIN 7980, DIN 7603A