Aerotight, Half, Insert Lock Nut, Serrated Flanged Nut, Full
Flanged, Full Hex, Hex Full, Lock nut, Hex
Bright Zinc Plated Steel, Brass, Ceramic, Stainless Steel, Nylon
Grade 8, A4, 316 A4, A2 304, A4 316
7.66 mm, 3.2 mm, 17 mm, 9.9 mm, 19 mm
M2.5, 1/4-20"(NE), M4, M16, 4-40"(NM)
6.6 mm, 28 mm, 12 mm, 5.1 mm, 6 mm