Welcome to Oredrills
Down The Hole(DTH) Drilling Tools
Down The Hole(DTH) Button Bits
Specifications：Shank sizes:BR1, BR2, BR3, CIR80, CIR90, DHD3.5, M30, DHD340, SD40,
Down The Hole(DTH) Hammers
Specifications：Series: BR1, BR2, BR3, CIR80, CIR90, DHD3.5, M30, DHD340, SD40, QL40,
Down The Hole(DTH) drill pipes
Specifications：Diameters: 76mm,89mm, 102mm, 114mm, 127mm, 140mm and son on;Thread
