Loose Bolt, Insert Lock Nut, Nylon Insert, Full, Serrated Flanged Nut
Flanged, K-Nut, Self Locking, Hex, Hex Full
Brass, Steel, Stainless Steel, Ceramic, Bright Zinc Plated Steel
5.5 mm, 7 mm, 13 mm, 14.2 mm, 6 mm
M20, 8-32", 1/2-13", 1/4-20"(NE), 4-40"(NM)
DIN 985, DIN 982, DIN 6923, DIN 6926, DIN 985/DIN 982
Galvanised, Bright Zinc Plated, Plain, Zinc Plated, Nickel Plated