Insert Lock Nut, Fixing Nut, Aerotight, Loose Bolt, Serrated Flanged Nut
Self Locking, Hex Full, Hex, Dome, Flanged
Ceramic, Steel, Bright Zinc Plated Steel, Brass, Nylon
12.88 mm, 21.8 mm, 9.9 mm, 14.2 mm, 36 mm
M20, 1/4-28", 5-40 (5/16X7/64"), M24, 1/2-13" (NE)
7mm, 28mm, 6.6mm, 5.1mm, 34mm
17.9mm, 11.8mm, 14.2mm, 26mm, 21.8mm