M10-1.5X70 DIN 6921 Class 10 Point 9 Metric Flange Bolt Screw Plain, Pkg of 200

M8-1.25X45 DIN 6921 Class 8 Point 8 Metric Flange Bolt Screw Zinc Rohs. Hex flange head provides extra surface area similar to washer.

5/16-18X2 1/2 Serrated Hex Flanged Washer indented U/C Full Thread Scr Case Hard Zinc Bake. Indented hex washer head offers advantages of hex head, plus greater protection to mating surface.

Hex flange bolts are used when a hex washer head bolt is needed to spread clamping force over a larger surface area.

Twelve-point drive types have a compact head shaped into twelve triangular points. They distribute torque well and are used with twelve-point wrenches and sockets.

Features: Standard duty square flange unit, set screw locking Cast-iron housing Wide inner ring bearing Dual heavy-duty slinger type contact seals Anti-Rotation device Triple lip seals (R3 suffix) optional