Insert Lock Nut, Full, Fixing Nut, Serrated Flanged Nut, Loose Bolt
Full Hex, Dome, Self Locking, Lock nut, Hex Full
Steel, Brass, Bright Zinc Plated Steel, Nylon, Ceramic
A4, A4 316, 316 A4, A2 304, Grade 8
3.2 mm, 9.9 mm, 19 mm, 4 mm, 17 mm
5/8-11", 1/4-20"(NE), M16, 4-40"(NM), 8-32"
6.6 mm, 6 mm, 28 mm, 15 mm, 5.1 mm