Insert Lock Nut, Serrated Flanged Nut, Nylon Insert, Half, Full
Hex Full, Full Hex, Lock nut, Dome, Flanged
Steel, Bright Zinc Plated Steel, Ceramic, Stainless Steel, Nylon
Grade 8, A4, 316 A4, A4 316, A2 304
3.2 mm, 9.9 mm, 19 mm, 4 mm, 30 mm
5/16-18", 7/16-14", 1/4-20"(NE), 1/2-13", 4-40"(NM)
12 mm, 6.6 mm, 28 mm, 15 mm, 5.1 mm