Superdrill DTH Bit DTH Hammer Drill Button Bit Well Drill Bit Mining Drill Bits DTH bits are made from the most efficient high quality premium alloy steel.
QL50 - 146mm DTH hammer and drill bits DHD360-90mm button bits,can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc.