Half, Serrated Flanged Nut, Aerotight, Fixing Nut, Full
Hex, Full Hex, Self Locking, Lock nut, Hex Full
Brass, Nylon, Ceramic, Stainless Steel, Steel
A4 316, Grade 8, A4, 316 A4, A2 304
7.66 mm, 19 mm, 3.2 mm, 9.9 mm, 13 mm
M6, M20, 5/16-18", 4-40"(NM), M8
4.1 mm, 12 mm, 6.6 mm, 28 mm, 5.1 mm