HSS twist drill - FT

Model No.: 7"

Features: 1.Bit sizes rang from 3 7/8" to 26"
2.Tricone bits cover almost all IADC code
3.Bits with reliable quality & reasonable price

Model No.: 8 1/2"

Features: 1.Manufacturer of Tricone Drill Bit
2.Tircone Bit cover almost all IADC code
3.Tricone bit for well drilling of good feedback

Model No.: 6 1/2 inch

Features: 1.Manufacturer of TCI&Steel Tooth Tricone Bits
2.Tricone bits passed cetrificate ISO9001
3.Good service and favourable price

Model No.: made-to-order

Features: ISO9001
Specializes in producing all kinds of drill tool
Superior in quality and moderate in price
Anchor shank coal bit

Model No.: made-to-order

Features: 1.oil drill bits
2.do oil drill bits OEM,featured items
3.oil drill bits with ISO9001 and IADC standard
4.high drilling rate

Model No.: made-to-order

Features: 1.ZM oil drill bits
2.do oil drill bits OEM
3.oil drill bits high reasonable
4.oil drill bits with ISO9001 and IADC standard

Model No.: all

Features: 1 manufacturer PDC oil bit
2 Premium PDC cutter
3 TC matrix PDC oil bit
4 high wear resistance PDC oil bit
PDC oil bit API

Model No.: made-to-order

Features: 1.IADC code pdc diamond bit
2.pdc diamond bit manufacturer
3.certified by ISO9001
4.pdc diamond bit higher quality,low price

Model No.: made-to-order

Features: 1.IADC code pdc diamond bit
2.pdc diamond bit manufacturer
3.certified by ISO9001
4.pdc diamond bit higher quality,low price

Model No.: made-to-order

Features: 1.IADC code pdc diamond bit
2.pdc diamond bit manufacturer
3.certified by ISO9001
4.pdc diamond bit higher quality,low price

Model No.: made-to-order

Features: 1.oil field drill bit
2.do oil field drill bit OEM
3.oil field drill bit high qulaity
4.oil drill bit ISO9001, IADC standard

Model No.: made-to-order

Features: oil and gas drill bit
1.oil and gas drill bit manufacturer
2.oil and gas drill bit with API standard and ISO9001
3.low price