step drill bit

1Certified by ISO9001&API
2Used for water well, oil field
3IADC:114-117,127,437,517,617,637
4.type:3-8blades
5.delivery on time

1. API&ISO 9001
2.Size: 95.3mm-660.4mm
3.high quality and best price
4.covers all IADC codes
5.more inventory

1.Diameter:85mm-555mm
2.DTH Hammer: 3"-12"
3.Splines:4-10
4.Package :in carton
5.Supply ability:2000pcs/month....

Our company takes years with the used and new PDC(diamond) bits, tricone bits, TCI bits, steel tooth bits, single cone bits covering all IADC code.

Matrix body petroleum pdc drilling bit
1.PDC bit certified by ISO9001&API
2.Fast drilling rate
3.Strong cutting structure durability
4.Low price

1.Homework diameter size:12-1/4inch
2.Connection thread size:4-1/2
3.Cutting teeth specifications:1613
4.Certification:API

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

1Certified by ISO9001&API
2Used for water well, oil field
3IADC:114-117,127,437,517,617,637
4.type:3-8blades
5.delivery on time

TCI tricone bits/ three cone bits
1.Certified by ISO9001&API
2.Used for water well, oil field
3.IADC:114-117,127,437,517,617,637
4.type:3-8b

1Certified by ISO9001&API
2Used for water well, oil field
3IADC:114-117,127,437,517,617,637
4.type:3-8blades
5.delivery on time

1.Homework diameter size:12-1/4inch
2.Connection thread size:4-1/2
3.Cutting teeth specifications:1613
4.Certification:API

Drill collar the latest price
Thickness: 38 - 53 mm
Grade: 12CrMo,35CrMo4,15MnV
Outer Diameter: 79.4 - 279.4 mm
Application: Drill Pipe

Descriptions Details !
1.for water wells (200~1000m)
2.for geothermal wells(1000~3000m)
3.for oil wells (2000~3000m)

HDD drill rod
1).Steel grade: S135
2).Specification: Dia 50-127mm
3).All size can according the customer requirement
4)We have R780 ,S135

1) ISO9001&API
2)Covers all IADC codes
3)Size5 5 3/4"
4)Used for oil well and water well

1.Homework diameter size:12-1/4inch
2.Connection thread size:4-1/2
3.Cutting teeth specifications:1613
4.Certification:API

HJ PDC diamond rock bits for oil and gas drilling
1.best quality for 6"~17 1/2"
2.high quality,best price
4.number of blade :4,5,6,7,8,9,...

Taper button bit is used for hard or very hard rock formation. Excellent quality and durability and specialized heat treat & stress relief

5 blades PDC bits for drilling
1.PDC certified by ISO9001 & API
2.Fast drilling rate
3.Strong cutting structure durability

API IADC637 roller bearing tricone bits
1.Certification:ISO&API
2.Resonable price,excellent in quality
3.Cover almost all IADC code

1) ISO9001&API
2)Covers all IADC codes
3)Size:15 1/2"
4)Used for oil well and water well

Kingdream HA517 tricone bit for oilfield
1.Fast drilling rate
2.Strong cutting structure durability
3.Diffrernt size available
4.Low cost

high air dth hammer
1.lower energy consumption
2.higher impact frequency
3.easy and cheap maintenance
4.long life, reliable

PDC rock/matrix body/arc pillar bit
1>ISO9001
2>Good stability
3>Long work life
4>High efficiency

Our company takes years with the used and new PDC(diamond) bits, tricone bits, TCI bits, steel tooth bits, single cone bits covering all IADC code.

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

PDC rock/matrix body/arc pillar bit
1>ISO9001
2>Good stability
3>Long work life
4>High efficiency

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

PDC Non-Core Bits Concave Model
1.High Abrasion Resistance
2.For Coal Mine/Rock Cutting
3 ISO9001, Quality Guarantee

PDC Non-Core Bits Blade Model
1.Roof Bolting Drill Bit
2.Save Life Longer
3.Than Normal Alloy Bits.