Metric non-serrated full thread class 10.9 JIS hex flange bolts

Metric flange bolts, JIS full thread, Zinc plated class 10.9 steel, 20mm

Flange bolt diameter is measured on the outside of the threads.

Flange bolt diameter

Diameter and Thread pitch

See also

Flange bolts

Flange bolts

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