Serrated Flanged Nut, Fixing Nut, Insert Lock Nut, Full, Half
Lock nut, Hex Full, Self Locking, Hex, Flanged
Steel, Bright Zinc Plated Steel, Ceramic, Brass, Nylon
A4, 316 A4, Grade 8, A2 304, A4 316
30 mm, 3.2 mm, 9.9 mm, 7 mm, 4 mm
7/16-14", 1/4-20"(NE), M3, 1/4-20", 4-40"(NM)
4.1 mm, 6.6 mm, 6 mm, 28 mm, 5.1 mm