drills

The durability of premium tungsten carbide insert is improved with new formulas and new techniques for insert bit.

Drill collars are used to provide weight on bit so that drill pipes are kept in tension. Especially drill collars can keep drill bits centralized and

Our API Certification PDC Drill Bit for Petroleum Exploration is good in quality and competitive in price.

1.Competitive Price(larger order, lower price)
2.Perfect Quality Control System
3.Excellent Sevice
4.Large Business scale

Grade: G105, S135, X95, Grade E
Internal coating: DPC, TK34, TK34P, TK34XT, TC2000, TC3000
Size: OD 2 3/8----6 5/8
API

High precision bearing with two thrust faces. Balls lock the cone.Hardface heard bearing surface. Cone bearing inlaid with friction-reducing alloy.

PDC bits uses PDC as main cutting components, with the excellent wear-ability and impact toughness of the PDC.

Completely accord with trade standard of SY/T5991-94. The products is smooth, no discontinuous screw thread, no impurity, no slip, and no felting wit

Modified Inverter for Electric drill/Fan

(1) strong resistance to abrasion and impact resistance.
(2)Cutter's quality performance is good.
(3)Long work life.
(4)Stocks adequate.

Tungsten carbide insert bit of high strength and toughness is to increase the impact resistance of cutter and decrease the breakage rate.

API certificate
Excellent quality, reasonable price,
Excellent services,
Wide Size Ranges,

Our API Certification PDC Drill Bit for Petroleum Exploration is good in quality and competitive in price.

Drill Collar is the basic component in the BHA which provides weight on the bit for drilling and keeps the drillsting in tension.

Diamond bit,PDC bit
1.Main cutter:19mm,5 blades
2. High wear resistance cutters.
3. Oppose-circumnutation design.

1Certified by ISO9001&API
2Used for water well, oil field
3.bits sizes range from 3 7/8'-26'
4.type:3-8blades

Our API Certification PDC Drill Bit for Petroleum Exploration is good in quality and competitive in price.

TIANHE provides a complete line of drill string products, including a full range of jointed drill pipe in nominal sizes from 2-3/8" to 6-5/8" and in a

Drill Collar
Drill collar is mainly used to provide bit weight to drill bit so that drill pipe centralized and hole track by large rigidity.

1Certified by ISO9001&API
2Used for water well, oil field
3.bits sizes range from 3 7/8'-8 1/2'
4..delivery on