Painter White 20Mm Woodworking Square Hole Drill Bits Bearing Steel Square Hole Drill Bits Cutter

Painter

20mm Woodworking Square Hole Drill Bits Bearing Steel Square Hole Drill Bits Cutter white.Feature: 1. The bit is forged by bearing steel, with high hardness and long service life after overall heat treatment. 2. U shape long chip drain grooves design, facilitate wood chip discharge, improve the efficiency of drilling. 3. Drill sleeve designs, the force of the drill sleeve edge is in a plane, effective protection to avoid the situation of cracking at the beginning of use. 4. Universal handle shap