Nylon Insert, Serrated Flanged Nut, Aerotight, Loose Bolt, Half
Full Hex, Lock nut, Hex Full, Flanged, Hex
Nylon, Ceramic, Steel, Stainless Steel, Brass
A4, A2 304, 316 A4, Grade 8, A4 316
9.9 mm, 5 mm, 4 mm, 19 mm, 30 mm
M1.6, 1/4-20"(NE), 9/16-18", 4-40"(NM), 8-32"
4.1 mm, 6.6 mm, 28 mm, 12 mm, 5.1 mm