DongCheng Water Drill Bit Diamond Hole Opener Water Drill Bit Full Model

Brand: Dongcheng Model: Diamond hole opener Scope of application: Drilling holes in the wall when installing water, electricity, gas, air conditioning, and pipelines in buildings. Drilling, digging, and coring for infrastructure projects such as highways, airport runways, bridges, and tunnels, as well as drilling holes in non-metallic hard and brittle materials such as stone and ceramics. Material: Diamond Ultra-hard alloy + diamond drill bit Packing list Water drill head*1