Fixing Nut, Insert Lock Nut, Serrated Flanged Nut, Full, Half
Flanged, Full Hex, Hex, Lock nut, Hex Full
Ceramic, Brass, Stainless Steel, Nylon, Steel
A4, 316 A4, Grade 8, A4 316, A2 304
9.9 mm, 19 mm, 6 mm, 13 mm, 30 mm
M5, M1.6, 8-32", 1/4-20"(NE), 4-40"(NM)
2.29 mm, 4.1 mm, 6.6 mm, 28 mm, 5.1 mm