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12-1/4" HP615M3/ M223
      Promulgator :admin      Time:2019-07-10
 12-1/4" HP615M3/ M223

Blade Count 5 Sprial Blades
Primary Cutter Size Ф16 mm 
Face Cutters Ф16 mm    ( 21 )   
Cone Cutters Ф16 mm    ( 9 )
Gauge Cutters Ф16 mm    ( 9 )   
Conical Cutters                     Ф13 mm    ( 16 )  
Trimming Cutters Ф13 mm    ( 5 )  
Nozzles 7 Standard Series(SP)
Gauge Length 3",Options available
Junk Slot Area 40 in2
Bit Connection 6-5/8" API REG
Bit Length Make-Up: 12"        Overall: 17"                       
Fishing Neck Diameter:8"         Length:3.8"                      


Recommended Operating  Parameters

 Flow Rate  38~62LPS
 Rotary Speed  60~300 RPM
 Weight-on-Bit  20~160 KN
 Max. Weight-on-Bit    180 KN
 Make-Up Torque  49.6~51.4KN.m                             
 
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