API standard 81/2 matrix body PDC diamond drill bit
size:8 1/2"(215.9mm) body type:matrix body primary cutter size: 16mm number of nozzle :6 number of blade:6 Gauge length:2.2" connection :41/2" API Reg application:waterwell,oilwell,HDD,exploration,etc weight:75kg certificate: API7-1,SY/T5164,ISO9001:2008 Recommend rock formation:medium to medium hard formations with higher compressive strength and good drillability,such as mudstone,limestone,anhydrite,calcareous sandstone,etc.
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26" steel tooth roller bit/mill tooth tricone bit/oil well drill bit |
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Shareate API certified 7 7/8 SGA845 mining rock drill tricone bit |
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size:81/2" roller cone IADC:537 Tooth type:TCI bearing:rubber sealed journal bearing application:hole opener for horizontal directional and vertica... |
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water/oil well drilling 12 1/4 5 blades PDC rock drill bit |
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