Aerotight, Loose Bolt, Serrated Flanged Nut, Nylon Insert, Half
Full Hex, Hex Full, Self Locking, Lock nut, Dome
Steel, Nylon, Ceramic, Stainless Steel, Brass
Grade 8, A4 316, A4, A2 304, 316 A4
9.9 mm, 24 mm, 19 mm, 30 mm, 13 mm
M1.6, M16, 1/4-20"(NE), 4-40"(NM), 8-32"
12 mm, 6.6 mm, 28 mm, 5 mm, 5.1 mm