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17 1/2''444.5mm IADC 235 Steel Tooth Tricone Bit

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17.12 235 tricone bit

Basical Specification 

Bit Size:17 1/2",444.5mm 

IADC Code: 235 

Thread Connection:7 5/8 

API REG PIN Series:HR series rubber sealed bearing 

Nozzle Qty:3NZ 

Weight:250KG 

Operating Parameters 

WOB(KN/mm):0.4-1.0 

RPM(r/min):80-50 

Formations:Medium hard formation


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Hejian Hengji Bit Manufacture Co.,LTD  is specialized in researching and production of rock drilling bits since 2012, mainly includes tricone bits, PDC bits, HDD hole opener, foundation single roller cutters, drag bits and related tools with advanced CNC machines and R&D team.

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Junziguan industrial zone, hejian city, hebei province
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