rock bit

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

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

carbide thread rock bit
1.material:Steel Carbide
2.Production experience :40years
3.Diameter:38-127mm
4.Button bit shape:Spherical and Ball

Rock Bit
Cangzhou Great Drill Co.Ltd. specializes in designing, manufacturing,marketing and serving the high performance
diamond bits and drill

high strength and toughness tungsten carbide insert cutter
size range from 3 7/8"to 26"
Covers almost all IADC code.
Reliable quality

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

Milled tooth rock bit drilling machine
1.Large inventary on hand
2.Good quality and after-sale service
3.Good wear resistance
4.Reliable quality

Features
1.Size:3 3/4" (95.3mm)~26" (660.4mm)
2.Cover all all IADC code
3.Reliable quality and best price
4.tungsten carbide insert tricone bit

Hengji bit, focusing on quality
high quality products and services users
CNC machining centers mainly drill bits

1.API all size, all IADC all chinese brand
2.Large quatity in stock
3.abundant experience to export

Hot selling 8 1/2" rock bit:
1.Long Working Life: 70 Hours at least
2.most favourable price and best qualtity

1) ISO9001&API
2)Covers all IADC codes
3)Size:4 1/8"
4)Used for oil well and water well

1)Size:20"(508mm)
2)IADC CODE:537G
3)sealed type:metal sealed
4)bearing type: jounal bearing

1). Certified by ISO9001&API
2). High quality and competitive price
3). Various of tricone bits available

mining rock bit
1.material:Steel Carbide
2.Production experience :40years
3.Diameter:38-127mm
4.Button bit shape:Spherical and Ball

tricone rock bit for coal mining
1.Size rang from 3 7/8~26
2.Large inventory on hand
3.Good quality and after-sale service
4.Reasonable price

Supplying good quality of Rock Bits,PDC bit, tricone bit etc.rockbit#vip.163.com Skype: jane52992

High temperature heat treatment forged alloy steel. Carbide teeth with high strength and toughness work more efficiently

ricone drill bit, TCI tricone drill bit, drilling bit,insert and tooth bit,tricone bit,tricone rock bit,milled tooth bit,Steel tooth tricone bit ,rol

1.drilling tool
2.long work life
3.good after-sales service
4.Strong resistance to abrasion and impact resistance.

1) Condition: 100% new
2) Manufacturer brand name: GREAT
3) The bit size: 9 1/2''
4) IADC code: 137
5) Seal type: Rubber Sealed Bearing

Tricone bits from 6 to 17 1/2 inch, both steel milled tooth and Tungsten Carbide Insert Bit with metal seal.

1.API all size, all IADC all chinese brand
2.Large quatity in stock
3.abundant experience to export

1.Size from 3 7/8" to 26"
2.Covers almost all IADC code.
3.Stocks adequate&timely delivery
4.Good quality and after-sale service

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

8 1/2" tungsten carbide tricone rock bit:
1.Company History: 30 years
2.Long Working Life: 90 Hours at least
3. Delivery: seven days

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

steel Tooth Tricone Rock Bit
1. Metal Sealed Bearing
2. Long work life
3. Competitive price, good service
4.Resistant higher temperature

1.Packing: wooden case or as your requirements
2.Delivery: depend on the contract
3.Payment: T/T Western Union

carbide rock bit
1.material:Steel Carbide
2.Production experience :40years
3.Diameter:38-127mm
4.Button bit shape:Spherical