Serrated Flanged Nut, Insert Lock Nut, Fixing Nut, Loose Bolt, Half
Self Locking, Flanged, Lock nut, Hex Full, Hex
Bright Zinc Plated Steel, Stainless Steel, Ceramic, Brass, Nylon
A4, A4 316, A2 304, 316 A4, Grade 8
19 mm, 6 mm, 17 mm, 30 mm, 24 mm
1/4-20"(NE), M4, 5/16-18", 4-40"(NM), 8-32"
4.1 mm, 6.6 mm, 28 mm, 15 mm, 5.1 mm