Basical Specification | |
Size of bit | 8 1/2’’ |
Number of Blades | 3 |
Primary Cutter Size | 16mm |
Nozzle Qty. | 3NZ |
Thread Connection | 4 1/2 REG |
Operating Parameters | |
RPM (r/min) | 80~800 |
WOB(KN) | 30~120 |
Application | soft and medium soft layer,high abrasive formation |
Bit characteristics:suitable for soft and medium soft layer,high abrasive formation.
Bit performance:blade less,chip space is large ,and the use of good abrasion resistance,strong anti impact properties of high quality pdc films,is conducive to the
Three-dimensional rotating spiral blade runner injection,fast cutting exhaust,improve the service life of drill bits.Using swirl channel change bottom flow field,avoid duplication of cuttings,greatly improve the drilling speed.
HENGJI BIT:
There are full types of drill bits for your choosing in Hengji . Include TCI tricone bit,steel tooth tricone bit,single roller cone bit,pdc bit, hole opener,drag bit, etc.
Our bits are exported to global 58 countries. With good quality drill bits, we are the approved drill bits manufacturer and supplier for famous oil gas companies.As a good reputation OEM supplier, we are also a famous OEM manufacturer for famous companies.
ISO9001 & SGS Certified drill manufacturer, we are proud to bring you top-quality drill bits at good prices. Door to Door delivery service is available too. Send us a mail to get the best price now.