Total Masonry Drill Bits 5 Pieces

Total masonry drill bits high quality materials made of high quality steel. all of which are made of high quality carbon steel after heat treatment. It has many properties such as durability. corrosion resistance. and new scientific spiral chip removal space design to accelerate chip removal and improve work. These is excellent abrasion resistance. great hardness and toughness. longer service life. additional anti-skid triangle handle design. firm operation. no flashlight improved grip. The masonry drill set is made of exquisite non-rusting plastic storage packaging. beautiful and exquisite. convenient for storage and carrying.