leg rock drill

Suitable for either drilling downward or inclined blastholes in medium-hard or hard rock, or for second blasting operation.
Centrally grouped cont

Hydraulic Rock Drill

This drill rod can be connected with button bits,taper bits,and cross-type bits.
Application:Tapered drill rods are used in granite and marble quar

Y26 pneumatic rock drill is an important tool for rock drilling operation in mines, railway, communication and water conservancy projects.

YT-28 Air leg rock drill is the most modern drilling machine, drilling machine which uses a modern

Place of Origin: Shandong, China (Mainland)
Brand Name: DONGDA
rock drilling machine rock drill rock drill bits
COLOR: YELLOW OR AS REQUIRED

Specifications
coal mine PDC rock auger drill
1.25-32,42mm
2.for coal mine/rock cutting
3.ISO9001 ...

Specifications
1.Durable, easy operation and maintainance
2.Rock drill of good penetration
3. High efficiency

Y26 Rock Drill

Pneumatic Rock Drill

yt24 air leg rock drill

7655 Rock Drill

Tapered Tungsten Carbide Button Rock Drill Bit For Rock Drilling,Drill Bits

Specifications
1.Durable, easy operation and maintainance
2.Rock drill of good penetration
3. High efficiency

chinacoal05
Y26 hand-held rock drill Hand-held Rock Drill
Y26 Hand-held Rock Drill

Weight 27kg
Overall length 668mm
Operating air pressure 0.63 MPa
Impact frequency ¡Ý36.7HZ
Air-pipe bore(inner Dia.) 25mm...

Weight ¡Ö26kg
Overall length 661mm
Operating air pressure 0.4-0.63MPa
Impact frequency(0.63MPa) ¡Ý37HZ
Air-pipe bore(inner Dia.) 25mm...

YT24 Electric Rock Drill

YT24 Rock Drill

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

Specifications
1. Made by forging steel, anti-rust
2. Packed in wooden case, well protect
3. Factory price Rock Drill
4. Compliant to CE

One specialist maker of rock drilling tools/accessories, founded in 1958. The drill bit and drill rods are used for mining, quarrying, tunneling

Hydraulic rock drill is working efficiency is 5-10 times that of pneumatic one

ZQSJ 140 mainly used in the drilling and exploration geological structure of coal seam gas hole ground water exploration, coal seam water injection h

YT27 hand-held rock drill is a rock drilling equipment with high efficiency. It is widely used in rock drilling.

YT24 rock drill hand held rock drill can be used to digging dry or wet by horizontal holes,vertical holes or angling holes on medium-hard rock or hard

•Low temperature-raising
•Explosion-proof
•High efficiency and big power
•Can be professional customized

ISO9001:2000 certificated
Efficient assembly, high abrasion resistance,impact resistance

 
12° CNC Milling Button Drill Bit Rock Drill Bits For Tunneling
 
<span style

 
12° Tapered Mining Button Drill Bit Rock Drill Bits For Tunneling
 
<span style="f