Cayken 405mm 3 Gear speed Diamond Core Drill with Vacuum Chuck

 Diamond core drill, also called water drill, concrete drill, is a new type power tool can drill on reinforced concrete, bricks, rocks, ceramics and refractory materials, etc. It features high efficiency, with no dust pollution, smooth drilling wall surface, acturate size, etc. It's suitable to be applied in equipment installation, water & electricity, gas line installation, civil construction inspection, airport, highway and railway, channel construction, etc.