Flange bolts

Metric flange bolts, Zinc plated class 8.8 steel, 20mm

Flange bolts are machine threaded for use with a nut. They have a flange under the head that acts like a built in flat washer.

Metric flange bolts, Zinc plated class 8.8 steel, 20mm

Metric non-serrated full thread class 8.8 hex flange bolts

Full thread

A hexagonal head for use with a wrench. These bolts are sometimes called Frame bolts. Meets DIN 6921 (1983).

  • Zinc plated class 8.8 steel
Metric serrated full thread class 8.8 hex flange bolts

Full thread, Serrated

A hexagonal head for use with a wrench. Meets DIN 6921 (1983). Serrated heads are designed to prevent loosening.

  • Zinc plated class 8.8 steel

See also

Flange bolts

Flange bolts

Flange bolts have a flange on the bottom of the head that distributes the load like a washer.