Aerotight, Fixing Nut, Nylon Insert, Half, Loose Bolt
Full Hex, K-Nut, Lock nut, Self Locking, Flanged
Ceramic, Nylon, Steel, Stainless Steel, Brass
A4 316, A4, 316 A4, A2 304, Grade 8
24 mm, 5 mm, 19 mm, 4 mm, 17 mm
1/4-20"(NE), M10, 4-40"(NM), 8-32", M8
6.6 mm, 28 mm, 12 mm, 5.1 mm, 8 mm