Drilling Rig Manufacturers & Suppliers Cangzhou Great Drill Co., Ltd.

pdc drill bit from manufacturer

1) high quality with low price 2) API&ISO9001:2008 3) Models as your request 4) Quality comes first Cangzhou Great Drill Co., LtdWith our service pursuit of "Meeting drilling requirement initially, Customer satisfaction finally", we assure our products of the best...

**8-1/2 '' *4 GIC 279 impreqnated core bit**

1) Certified by ISO9001&API 2) Fast drilling rate 3) Strong cutting structure durability 4) Different sizes are available Cangzhou Great Drill Co.,Ltd. specializes in designing, manufacturing,marketing and serving the high performance diamond bits and drilling tools used in...

**8-1/2 '' *4 GIC 279 impreqnated core bit**

1) Certified by ISO9001&API 2) Fast drilling rate 3) Strong cutting structure durability 4) Different sizes are available Cangzhou Great Drill Co.,Ltd. specializes in designing, manufacturing,marketing and serving the high performance diamond bits and drilling tools used in...

**8-1/2 '' *4 GDC 0806 PDC core bit**

1) Certified by ISO9001&API 2) Fast drilling rate 3) Strong cutting structure durability 4) Different sizes are available 5) Cangzhou Great Drill Co.,Ltd. specializes in designing, manufacturing,marketing and serving the high performance diamond bits and drilling tools used in...