leg rock drill

TCI bits series
437
Soft Formation TCI Tricone Bits
The 427 tci bits are used to drill low compressive strength,very soft formations .TCI bits maxi

Features:
1) Rapid drilling speed
2) Little vibration
3) Easy operation and maintenance
4) Cylinder diameter: 58mm...

Specifications
-Hand held pneumatic leg rock drill of high quality
-Easy operation and maintainance
-Type pneumatic leg rock drill
YT28 Hand-he

Specifications
-Hand held pneumatic leg rock drill of high quality
-Easy operation and maintainance
-Type pneumatic leg rock drill
YT28 Hand-he

TCI Roller bit,TCI rock bit 1.cover almost all IADC codes
2.size rang from 3 7/8" to 26"
3.Meet with API Spec7-1 Standard

We have engaged in rock drill tools for over tens years.

Specifications:
Suitable for either drilling downward or inclined blast holes in medium-hard or hard
rock

which is suitable for drilling in soft to medium hard stratum, and has better advantages in overcoming incomplete stratum drilling

Gasoline Internal Combustion Rock Drill Type YN27J is a very efficient machine with the special featurethat the structure is very compact.

Thread button bits made with high quality of best quality alloy steel bar and tungsten carbides, through heat treatment so that it can withstand

YN27J Rock Drilling Equipment is a small type of rock drill composed the power machine, working machine

JiNing Shengdu Pneumatic Breaker Tools Co., Ltd.is a modern corporation which develops, manufacture and sell the equipment .

A classical type of the rock drill product,with steady quality.

It is suitable for drilling and blasting under various of rocks at any direction angles.Blast hole dia. is 34-42mm,drill hole depth is 5 m

Fit for wet drilling in medium-hard or hard rock.

Thread Drill Bits Of Button Bits
1.Button Type
2.Diameter: 35mm - 178mm
3.Thread: R22,R23,R25,R28,R32,R38,T38,T45,T51
5.Certificate:ISO9001

Weight 18kg
Full length609mm
Diameter of air cylinder 60mm
Piston stroke 50mm
Operating air pressure 0.4MPa...

Medium Soft Formation Tooth Bits
The 127 bits are used to drill low compressive strength ,medium soft formation short projection teeth with redu

 
Pneumatic Dth Drilling Rig Construction Drilling Equipment DM100A
 
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The rock drill has hand-hold and air-leg functions and has characteristic of low weight, reasonable structure, handy use and little air consumption.

JiNing Shengdu Pneumatic Breaker Tools Co., Ltd.is a modern corporation which develops, manufacture and sell the equipment .

7655 rock drilling is a high efficiency rock drilling machine. It's widely used in mining and roadway drivage of drilling operation

YT28 airleg rock drilling is one of new high-efficiency machine used widely in mine roadway constructions and various of rock hole blasting. It is an

API 5 7/8" TCI tricone bit
1.Inserted teeth bit
2.Medium formation use
3.Metal sealed journal bearing
4.Gauge protection

The PDC drill bits we offered are used to penetrate the degassing hole, drain hole, and grouting hole of coal mine, water canservancy, water well

size from 3'' to 26''
covering almost all iadc codes
api and iso certified
large in stock
supply tricone bit, pdc bit, pdc cutter bit, anchor bit

DTH rock drill bit
1. Material:Carbide tip
2.Working pressure : 0.5~0.7Mpa ( Low pressure)
3.Drill diameter range : 65mm ~253mm
4.5 face shape

1. large torque, low air consumption, low noise, high efficiency
2. good quality and low price

Specifications
1.Light weight, high drilling speed
2.low gas consumption, small vibration
3.easy to operate, low failure rate
7665 rock drill

Pneumatic Breaker B77C, RB777, RB777C, B87C, G20, G10, B90, B67C, B47, TCA-7 and Internal Combustion Rock Drill YN27C, YN27A, YN27J, YN30A are also s