low consumption rock drill bit

low consumption rock drill bits Cross bit; horseshoe bit; knife-edge rock bit; ball tooth bit; Column tooth bit; They can be used in all kinds of rock drill, drill car and some other rocking tools, withstand Voltage, high efficiency, fast footage. Also, we can supply all kinds of rock drilling tools,such as chisel bits,cross bits,button bits,drill rod,couping,and so on,also we can make the product according to your drawing or request.the tapered chisel bits,cross bits and button bits are made by alloy steel and tungsten carbide tips by forging and welding.we select the best alloy steel tungsten carbide tips according to customer's requests or their stone types.our products can use in limestone,marble,granite,etc