Insert Lock Nut, Serrated Flanged Nut, Loose Bolt, Full, Half
Full Hex, Flanged, Hex Full, Self Locking, Lock nut
Ceramic, Bright Zinc Plated Steel, Stainless Steel, Steel, Nylon
Grade 8, A4, A4 316, 316 A4, A2 304
3.2 mm, 9.9 mm, 17 mm, 7 mm, 4 mm
M2.5, 7/16-14", 1/4-20"(NE), 5/16-18", 4-40"(NM)
2.29 mm, 4.1 mm, 6.6 mm, 28 mm, 5.1 mm