Loose Bolt, Insert Lock Nut, Serrated Flanged Nut, Nylon Insert, Half
Self Locking, Full Hex, Hex, Lock nut, Hex Full
Brass, Bright Zinc Plated Steel, Nylon, Ceramic, Stainless Steel
Grade 8, A2 304, A4, A4 316, 316 A4
30 mm, 3.2 mm, 9.9 mm, 7 mm, 17 mm
1/4-20"(NE), M4, M5, 5/16-18", 4-40"(NM)
6.6 mm, 6 mm, 28 mm, 15 mm, 5.1 mm