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.