Reaming Drill Bit

Reaming is to reaming drill has been drilled, cast or forged holes for further processing, in order to expand the hole diameter and improve the processing quality of the hole, reaming can be used as a pre-processing before finishing holes, but also as a requirement for the final processing of the hole is not high. Reaming drills are similar to twist drills, but they have more teeth, good guiding, more stable cutting, no transverse edge, and good cutting conditions, and the strength and rigidity of the tool body are better.