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      CEMENTED... ROCK DRILL ...
      Tri-cone drill bit DTH Hammers DTH Hammer Bits
        Tri-cone drill bit Current Location:Home > Product > ROCK DRILL TOOLS > Tri-cone drill bit
      Drill diameter IADC Application Special Features PDF Download
      6 1/4″159mm 412 Very soft formations with low compressive strengths and high drillability. Chisel on gage,conical on inner rows; Hardmetal on lug; Wear resistant carbide on shirttail lip and lug.
      6 1/4″159mm 732 Hard and abrasive formations with high compressive strengths. Ovoid on gage,ogive on inner rows; Hardmetal on lug; Wear resistant carbide on shirttail lip and lug.
      6 3/4″171mm 412 Very soft formations with low compressive strengths and high drillability. Chisel on gage,conical on inner rows; Hardmetal on lug; Wear resistant carbide on shirttail lip and lug.
      6 3/4″171mm 532 Soft formations with low compressive strengths. Conical on gage and inner rows; Hardmetal on lug; Wear resistant carbide on shirttail lip and lug.
      6 3/4″171mm 632 Medium-hard and abrasive formations with high compressive strengths. Ovoid on gage,ogive on inner rows; Hardmetal on lug; Wear resistant carbide on shirttail lip and lug.
      6 3/4″171mm 732 Hard and abrasive formations with high compressive strengths. Ovoid on gage,ogive on inner rows; Hardmetal on lug; Wear resistant carbide on shirttail lip and lug.
      7 7/8″200mm 412 Very soft formations with low compressive strengths and high drillability. Chisel on gage,conical on inner rows; Hardmetal on lug; Wear resistant carbide on shirttail lip and lug.
      7 7/8″200mm 415 Very soft formations with low compressive strengths and high drillability. Chisel on gage,conical on inner rows; Hardmetal on lug; Wear resistant carbide on shirttail lip and lug.
      7 7/8″200mm 535 Soft formations with low compressive strengths. Chisel on gage,conical on inner rows; Hardmetal on lug; Wear resistant carbide on shirttail lip and lug.
      7 7/8″200mm 542 Medium-soft formations with low compressive strengths. Conical on gage and inner rows; Hardmetal on lug; Wear resistant carbide on shirttail lip and lug.
      7 7/8″200mm 545 Medium-soft formations with low compressive strengths. Conical on gage and inner rows; Hardmetal on lug; Wear resistant carbide on shirttail lip and lug.
      7 7/8″200mm 635 Medium-hard and abrasive formations with high compressive strengths. Conical on gage, ogive on inner rows; Hardmetal on lug; Wear resistant carbide on shirttail lip and lug.
       
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