Alloy Cutter Head: The harder cross cutter is easier and more efficient for drilling work.
Material: very hard.
Ripple design: double line of drill bit design, drilling and punching is faster, stone powder is easier to peel off from the wall.
Compatible with most brands of impact drills on the market
Xinrui Tools, Tiangong Industrial Park, Danbei Town, Danyang City, Jiangsu Province, China