taper drill bits

PDC bolting drill bit
1.leading OEM manufacturer of PDC drill bit
2.2 wings with whole piece
3.diameter 32 mm
4.reinforced PDC

Matrix body PDC bit
1.best price and high quality
2.7 blade count
3.can change the spiral nozzles
4.Spiral blades...

Made by high strength steel, on which rubbed by tungsten carbide teeth.Good wear-resisting and taking shape well while drilling.

Made by high strength steel, on which rubbed by tungsten carbide teeth.Good wear-resisting and taking shape well while drilling.

Made by high strength steel, on which rubbed by tungsten carbide teeth.Good wear-resisting and taking shape well while drilling.

Made by high strength steel, on which rubbed by tungsten carbide teeth.Good wear-resisting and taking shape well while drilling.

Specifications 1>Meet with API Spec7-1 &ISO 9001:2008 2>Good quality and after-sale service 3>30 years experience in it.

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

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

M223 diamond PDC drill bit
Optimized profile and drilling structure, high stability, long life high speed & efficient drilling, good gauge protection

1.Stocks adequate, time delivery
2.Cutter's quality performance is good.
3.Rich experience in drill bit.

1) ISO9001&API
2)Covers all IADC codes
3)Size:12 5/8"
4)Used for oil well and water well

1.Stocks adequate, time delivery
2.Cutter's quality performance is good.
3.Rich experience in drill bit.

Features:
1) Size:
a) 5.5, 6 x 110mm / 5.5, 6, 6.5, 7, 8, 10 x 160mm /
14 x 210mm / 10, 12, 16 x 260mm
b) Point chisel: 14 x

Features:
1) Size:
a) 6, 8, 10 x 160mm, 3pcs
b) 8, 10, 12 x 210mm, 3pcs
c) 8, 10, 12, 14 x 260mm, 3pcs...

Features:
1) Size:
a) 5, 6, 8 x 110mm
b) 6, 8, 10, 12 x 160mm
2) Material: 40Gr, YG8C...

1) AB Trainer, AB Machine
2) Made by own factory
3) Various colors and styles

TONGYU supply DIN338, DIN340, DIN1897, DIN1869, DIN341, DIN345, Jobber, Screw & Taper Length, aircraft drills, etc.

New arrival steel tooth roller bit for drilling water well
Model
TCI BIT, STEEL TOOTH BIT PDCoil drill bit roller bit
IADC CODE
116 117 126 127

API PDC core diamond drill bit for exploration
1.Large inventory on hand
2.Good quality and after-sale service
3.High quality and good price

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

7-7/8" TCI rotary tricone drill bits
1.Force balanced cutting structure.
2.Better load burden balance.
3.Higher stability
4.Better hydralic system

API 6" Button Insert Drill Bit/Insert Rotary Bit/ Tricone Bit for Well Drilling
1-API or ISO
2-Delivery Date: In 7days

1) Condition: 100% new
2) Manufacturer brand name: GREAT
3) The bit size: 9 1/2''
4) IADC code: 127
5) Seal type: Rubber Sealed Bearing

Advantage----- high quality PDC drill bit :
1) Certified by ISO9001&API
2) High quality with reasonable price
3) Fast drilling rate
4) Strong

PDC bits
1. High wear resistance cutters.
2.Oppose-circumnutation design.
3.suitable for medium to hard formation.

1. All sizes available
2. Sealed bearings
3. Gauge protection
4. Low cost
5. Can be customized

tricone rock bit for coal mining
1.Fast drilling rate
2.Strong cutting structure durability
3.Diffrernt size available
4.Can be customized

Features:
1) Size:
5, 6, 8 12x 160mm
2) Material: 40Gr, YG8C
Inner packing: ...

1.used for oil filed, waterwell
2.Meet API& ISO
3.TCI tricone bits certified by ISO