rock drill bit

Multi-purpose drill bit 5pcs/set
Sizes: 4mm,5mm,6mm,8mm,10mm
Universal drill to drill holes on hardened steel, ceramic tile, concrete, laminates

Usage & Application:
1)For oil drilling
2)For gas drilling
3)For mining bits
4)For coal drilling...

Model NO.: TSP diamond insert diamond drill bit Type: Cylinder Tsp Material: Diamond Customized: Customized Usage: Drilling, Abrasive and Carving Kind

301 PCS Drill Bit Set

Threaded button rock drill bit
1.Model:R22,R25,R32,R38,T38,T45,T51;
2.Tip Types:Round, Parabolic, Ballistic;
3.Application:Mining, Drilling, etc

PDC cutter/ PDC inserts/ PDC cutter 1008/ PDC insert , PDC cutter for mining, pdc cutter
The PDC cutter has high abrasive resistance.

NON SPARKING NON MAGNETIC BERYLLIUM COPPER TWIST DRILL BIT
They are mainly used in hazardous environment where flammable

Threaded button rock drill bit
1.Model:R22,R25,R32,R38,T38,T45,T51;
2.Tip Types:Round, Parabolic, Ballistic;
3.Application:Mining, Drilling, etc

1.High Abrasion tungsten carbide material
2.High performance PDC-Cutters
3.Threaded or Plain Carbide Nozzles for Flushing

Three Blades PDC Drill Bit

1. Suitable for precise centering drilling with high machining accuracy
2. Made of emery, sharp and durable

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

 
Overburden Drill Bit overburden drilling system 70mm - 400mm OD
 
Details Des

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

1. Seven Blades and Capacious Flume
2. High wear resistance cutters.
3. Oppose-circumnutation design.
4. suitable for medium to hard formation.

Wireline impregnate diamond core drill bit
The impregnated diamond core bits are the most commonly useful bit

 
4" 5" Spherical Retractable Drill Bit ST68 102mm 115mm 127mm
 
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 Retractable Drill Bit Tungsten Carbide And High Strength Alloy Steel R38
 

1) Be used for water well, oil field, underground, construction, geothermal, directional boring
2) Various of model and dimension available

Specifications 1.best quality for 6"~17 1/2"
2.high quality,best price
4.number of blade :4,5,6,7,8,9,...

 
Dongguan Qiandao Precision Machinery Manufacture Co., Ltd is professional machinery&n

 
In order to serve our customer more fast and convenient, we have branc

Yichuan bit 16" iadc537 tci drill bit water well drilling bit

Wireline Diamond Core Drilling Bits / 45mm Core Drill Bit for Granite
 
 
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Forging Concentric DTH Drill Bit for Big Diameter Construction Anchor Drilling
 
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GD-20A High speed Universal Cutter Grinder Graver Blade Sharpener Drill Bit Grinding Machine
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28mm - 43mm Tungsten Carbide Button Drill Bit for Drilling Bits Machines
 
 
 
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1. Short parabolic crown profile, medium cutter density.
2. Interchangeable screw nozzle.
3.Can be used on rotary or down hole motor

1 fast drilling speed,
2 high efficiency and less chipping,
3 minimum material deformation
4 long life

1 fast drilling speed,
2 high efficiency and less chipping,
3 minimum material deformation
4 long life