Serrated Flanged Nut, Fixing Nut, Loose Bolt, Full, Half
K-Nut, Hex Full, Lock nut, Self Locking, Flanged
Bright Zinc Plated Steel, Brass, Ceramic, Steel, Stainless Steel
A4 316, Grade 8, A4, 316 A4, A2 304
7.66 mm, 19 mm, 3.2 mm, 9.9 mm, 13 mm
M6, 8-32", 1/4-20"(NE), 5/16-18", 4-40"(NM)
12 mm, 4.1 mm, 6.6 mm, 28 mm, 5.1 mm