Half, Fixing Nut, Insert Lock Nut, Loose Bolt, Nylon Insert
Full Hex, Hex Full, K-Nut, Dome, Lock nut
Stainless Steel, Nylon, Bright Zinc Plated Steel, Brass, Ceramic
A4, A2 304, A4 316, 316 A4, Grade 8
3.2 mm, 9.9 mm, 19 mm, 17 mm, 30 mm
1/4-20"(NE), M4, M2, 4-40"(NM), 8-32"
4.1 mm, 6.6 mm, 6 mm, 28 mm, 5.1 mm