Nylon Insert, Full, Loose Bolt, Aerotight, Half
Hex Full, Lock nut, Dome, Hex, Flanged
Bright Zinc Plated Steel, Brass, Nylon, Ceramic, Stainless Steel
Grade 8, A4, A4 316, 316 A4, A2 304
3.2 mm, 9.9 mm, 4 mm, 24 mm, 13 mm
M4, M20, 9/16-18", 4-40"(NM), 8-32"
2.29 mm, 4.1 mm, 6.6 mm, 28 mm, 5.1 mm