Fixing Nut, Insert Lock Nut, Loose Bolt, Aerotight, Nylon Insert
Full Hex, Flanged, Lock nut, Hex Full, Hex
Bright Zinc Plated Steel, Nylon, Ceramic, Steel, Stainless Steel
A2 304, A4, A4 316, 316 A4, Grade 8
3.2 mm, 9.9 mm, 19 mm, 17 mm, 13 mm
1/4-20"(NE), M4, M6, 4-40"(NM), 8-32"
4.1 mm, 6.6 mm, 28 mm, 5 mm, 5.1 mm