Insert Lock Nut, Aerotight, Half, Loose Bolt, Nylon Insert
Full Hex, Self Locking, Dome, Lock nut, Hex Full
Bright Zinc Plated Steel, Ceramic, Nylon, Stainless Steel, Steel
A4, A4 316, 316 A4, Grade 8, A2 304
55 mm, 7.66 mm, 3.2 mm, 9.9 mm, 19 mm
1/4-20"(NE), M3, M5, 4-40"(NM), 8-32"
6 mm, 28 mm, 15 mm, 12 mm, 5.1 mm