Aerotight, Fixing Nut, Loose Bolt, Serrated Flanged Nut, Half
Self Locking, Lock nut, Hex Full, Hex, Dome
Bright Zinc Plated Steel, Stainless Steel, Ceramic, Nylon, Brass
Grade 8, A4, A2 304, A4 316, 316 A4
9.9 mm, 19 mm, 4 mm, 7 mm, 13 mm
M5, M2.5, 1/4-20"(NE), M2, 4-40"(NM)
12 mm, 6.6 mm, 28 mm, 5.1 mm, 5 mm