1.full size with high quality and reasonable 2.more durale 3.we are the manufacturer of pdc cutter bits Hejian Zhankui DrillingSpare Parts Company was established in 1980. Suppliing Tricone bits (newand renew),PDC bits ,drill pipe drill collar ,put together the long diameter...

1) our pdc bit Certified by ISO9001&API 2) our pdc bit have Fast drilling rate Cangzhou Great Drill Co., ltd specializes in designing, manufacturing, marketing and serving the high performance diamond bits diamond drill bits pdc bit ,diamond bit , pdc bit|diamond pdc...

Bits sizes range from 3 7/8 to 26 Covers almost all IADC codes suitable for sidetracking, deep well drilling ...

1.diamond drill bits are durable, with high quality and reasonable price . 2 increased gauge protection on gauge 3. PDC bits  1.Introduce of diamond bit manufacturerCangzhou Great Drill Co.,ltd specializes in designing, manufacturing, marketing and serving the high...

Our drill pipes are in accordance with API Spec 5D and our heavy weight drill pipes are in accordance with API Spec 7-1. Drill pipe:high material purity, chemical components uniform, size precision and excellent mechanical property and processing.   Size...

tungsten carbide insert tricone bit 1.API & ISO9001 2.min order 1pcs 3.a large stock 4.with good tungsten carbide insert Drag Bit is a drill bit used in soft formations, such as sand,clay or soft rock. Product Description:Drag bits also named blade bits ,with TC inserts on...

1) our pdc bit Certified by ISO9001&API 2) our pdc bit have Fast drilling rate Cangzhou Great Drill Co., ltd specializes in designing, manufacturing, marketing and serving the high performance diamond bits diamond drill bits pdc bit ,diamond bit , pdc bit|diamond pdc...

1) our pdc bit Certified by ISO9001&API 2) our pdc bit have Fast drilling rate Cangzhou Great Drill Co., ltd specializes in designing, manufacturing, marketing and serving the high performance diamond bits diamond drill bits pdc bit ,diamond bit , pdc bit|diamond pdc...

1. High-quality and wear resistance 2. High-strength 3. Low prices 4. New and used tricone bits 5. Large number of stock product description: Drag bits also named blade bits, with a TC inserts on the blades.They are usually designed for use in soft formations such as...

TCI Tri-cone Rock Drill Bit 1. Size from 3 7/8" to 26" 2. Covers almost all IADC code. 3. API certification  Tricone Rock Bit, Roller Cone Bit, Three Cone Bit, Rotary tricone Drilling Bit TCI tricone bit (high penetrating power and durability stuiable for...