core drill

BJ-235 Diamond Core Drill Machine

Full Hydraulic Portable Core Drill Light Rig 
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1. Diamond core drill use for concrete, granite, rock
2. Small nose
3. Large power
4. Long service life
5. High precision

Professional Diamond Core Drill Bits For Concrete,Drill Bits

1.Hardened Alloy Steel base material
2.High performance PDC-Cutters
3.Carbide and Diamond gauge protection
4.Carbide/Diamond Shock Studs

unique design concrete diamond segment for core drill bit China, manufacturers, suppliers, factory, wholesale, price, buy, cheap

It is widely used and hydraulic feeding , which has the characteristics of large power, large lifting force (2T) and high transmission torque

Fitted with safety clutch, which can avoid damaging the frame when the twisting force is too high.

Matrix body fixed cutters are made from tungsten carbide material. This provides
improved wear resistance and erosion.Additionally, they are typicall

Diamond Core Drill Bits for Granite

Diamond Core DrillZ1Z-CF-230
Max.Drilling Diameter ф230mm
Rated voltage 110/220/240v~
Rated frequency 50-60Hz
Rated input power

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

Products Name:Lightweight Core Drill BD255
1.Item: BD255
2.Angle core drill, 200mm

Specifications:
1) Max. drilling diameter: Φ255mm
2) Rated voltage: 110 / 220 / 240V
3) Rated frequency: 50 - 60Hz
4) Rated input power

 
HYDX-4 Crawler Diamond Exploration Drilling Rig Core Drill Rigs Drilling R

Sintered diamond thin wall hole saw for glass ceramic core drill bit China made abrasive tools

 
HQ NQ PQ Surface Set Core Drill Bits , Diamond Cutting Drill Bits With Hard Matrix for drilling very soft & abrasive stone<br

 
Coal Mine Portable Drilling Rig , Multipurpose Core Drill Machine ZDY4000</sp

Introduction
 
I. General Introduction
HCR-8 hydraulic drilling rig an

Steel Core Drill Accessories Water Swivel Drilling Geological Exploration
 
 
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38mm Diamond Core Drill Bit For Construction Application Wall, Floors With Long Life
 
Descriptions

2000HP, 7000m, ZJ70 Skid Mounted Oil Drilling Rig, API / ISO Certificates
Quick Details
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Productivity:30000 sets per month;Min. Order:1 set;Packing:box;Transportation:by ship or by air;DeliveryDate:5 days;PaymentType:L/C,T/T or D/P;Tradem

Diamond Core Drill Bits, Diamond Hole Saws

Which has a shallow parabolic profile and medium cutter density, designed for coring the medium hard formation.

1.High Abrasion tungsten carbide material
2.High performance PDC-Cutters
3.Carbide and Diamond gauge protection
4.Carbide/Diamond Shock Studs

1. Diamond core drill use for concrete, granite, rock
2. Small nose
3. Large power
4. Long service life
5. High precision

Geological drilling rig can also be used for engineering geological survey and injection in the fields of railway, highway,bridge, irrigation works,

Two-gear rotary speed is designed, through knob to adjust the speed of gear.

Down-The-Hole Bits B20 Core Drill Bits
 
Down-The-Hole Bits B20</str