CIR50 dth bits diameter 50~60mm. 30% speed up than hand hold rock drill machineCIR50 Series dth hammer and bits is a kind of small hole drilling tools.this bits is using on CIR50 series dth hammer. The hole ... Read MoreGet Best Price
76mm drill bit CIR70-76 bits using on mining and architectural engineering. Characteristics of low air pressure series dth drill bit: The dth drill bit is a kind of bit which is used with the submersible ... Read MoreGet Best Price
CIR90 series dth bits , most widly use product in world,energy saving and cost effective CIR90 series is the most used product in mining, It's a kind of drill bit which is cost-effective and energy saving. the ... Read MoreGet Best Price
CIR90 series dth bits , most widly use product in world,energy saving and cost effective CIR90 series is the most used product in mining, It's a kind of drill bit which is cost-effective and energy saving. the ... Read MoreGet Best Price
HD35A COP34 DHD3.5 High Air Pressure DTH Hammer Rock Drill Bits for Quarry DTH hammer With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and ... Read MoreGet Best Price
CIR65 series down the hole button bits,working pressure 0.5~0.8Mpa Characteristics of low air pressure series dth drill bit:The dth drill bit is a kind of bit which is used with the submersible percussion ... Read MoreGet Best Price
Product Description Non shank and Carbide broken, High fast penetration rate Maximum hole deviation control, Soft rock like sand stone, drilling life 1500 meter, Hard rock like granite, drilling life 1000 meter... Read MoreGet Best Price
5" High air pressure button bits HD45A-127mm using on small well drilling or mining. DHD340-130 series of drill bits are reliable in structure and widely used. It is one of the most commonly used high pressure ... Read MoreGet Best Price
Product Description CIR90 Low Air Pressure DTH Hammer and Bits CIR Hammer is a new product combining the advantages of DHD Hammer and QCZ Hammer. The wind pressure of working is between 0.5-0.7MPa. The CIR ... Read MoreGet Best Price
Speed up 20% than conventional hammer. QT-40-115bits for QT40 new type DTH hammer QIDELI thunder series down the hole hammer and bits is the latest high-efficiency and energy-saving percussion device developed ... Read MoreGet Best Price