Loose Bolt, Insert Lock Nut, Full, Fixing Nut, Half
Full Hex, Dome, Flanged, Lock nut, Hex Full
Bright Zinc Plated Steel, Nylon, Stainless Steel, Ceramic, Brass
Grade 8, A4, 316 A4, A4 316, A2 304
3.2 mm, 9.9 mm, 6 mm, 19 mm, 13 mm
M1.6, 8-32", 1/4-20"(NE), M2.5, 4-40"(NM)
4.1 mm, 6.6 mm, 28 mm, 15 mm, 5.1 mm