Pvc Bag A1--HDBC - HDBC

Model No.: steel tooth bit for oil and wate...

Features: 1 With API and ISO9001
2 High quality
3 Various of model and dimension available
4 Fast drilling rate
5 competitive price

Model No.: 6--17"

Features: 1.we have enough goods can offer you .
2.our steel bits have high quality .

Model No.: DBHX

Features: cutting tool
1.Hss cutting tool, high-performance high speed steel
2.stable clamping
3.stable cutting
4.surface treatment

Model No.: SKG214

Features: mill tooth bit
1.Specification:8 1/2'' 215.9mm
2.IADC:214
3.WOB:0.25--0.70 KN/mm
4.sealing: rubber rings

Model No.: 75mm-450mm

Features: 1.The milling drill bit suitable for drilling the large diameter hole;
2.High efficiency;
3.Over 25 years history;
4.PDC bit.

Model No.: any model

Features: Improved support and retention, diamond are impregnated in the matrix behind the PDC cutters

Model No.: hot sales steel tooth bit for oi...

Features: 1 With API and ISO9001
2 High quality and competitive price
3 Various of model and dimension available
4 Fast drilling rate

Model No.: GD437/517

Features: 1. Manufacturer of TCI & steel teeth tricone bits
2. ISO & API
3. Quality products & good service
4. Good feedback of clie

Model No.: DNHF

Features: cutting tool
1.Hss cutting tool, high-performance high speed steel
2.stable clamping
3.stable cutting
4.surface treatment

Model No.: Rock drill bits

Features: Down the hole bits
1).Drill diameter: 65mm~253mm.
2).1 pcs+ 5 days
3).Large quantity in stock
Deep hole drill bits

Model No.: SKW121

Features: 1.Specification:11 5/8" 295.3mm
2.IADC:121
3.material:high manganese steel
4.WOB:0.20--0.70KN/mm
5.Rotate Speed:200~80rpm

Model No.: 75mm;94mm;113mm etc.

Features: 1.The drilling drill bit is the first option to be applied to complex formation
2.Good gage protection
3. 25 years experience