China drill bit manufacturer & supplier

drill machines

YO18

1.effective
2.convenient to use and mend

2010-06-28

air leg rock drill machine

yt28

1.moderate weight,large torque, low air consumption, low noise, high efficiency
2.good economic benefits compared with rock drills of the same type

2010-08-02

YT24 air leg rock drill

YT24

Weight 24kg
Length 678mm
Diameter of air cylinder 70mm
Piston stroke 70mm

2010-06-28

air leg rock drill

YT23D

1.well performed
2.convenient to use and mend
3.effective

2010-06-28

hand held rock drill

Y24

Weight 24kg
Full length 604mm
Diameter of cylinder body 70mm
Piston stroke 70mm

2010-06-28

hand held rock drills

Y20LY

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

2010-06-28

air leg rock tools

Y12

Weight 11kg
Full length 458mm
Operating air pressure 0.4-0.63Mpa
Inner diameter of air pipe 13mm
Diameter of drill bit 20-30mm

2010-06-28

rock drill manchines

Y8

Weight 6.8kg
Full length 428mm
Operating air pressure 0.4-0.63Mpa
Inner diameter of air pipe 13mm

2010-06-18