Min. Order Reference FOB Price
1 Piece US$1,000.00-3,000.00 / Piece
Product Description
Product Description Advantages: 1.Small size, light weight, suitable for large and medium-sized drilling RIGS can not work places, convenient and flexible. DTH drill is powered by electric energy, with low noise and strong power. The drilling speed is 3-8 times of the general drill, the rock ...