Serrated Flanged Nut, Aerotight, Fixing Nut, Loose Bolt, Full
Lock nut, Hex Full, Hex, Dome, Flanged
Bright Zinc Plated Steel, Brass, Ceramic, Nylon, Stainless Steel
A4, A4 316, 316 A4, Grade 8, A2 304
8 mm, 19 mm, 4 mm, 5 mm, 30 mm
M2.5, M20, M16, 5/16-18", 4-40"(NM)
4.1 mm, 6.6 mm, 28 mm, 12 mm, 5.1 mm