Specification :

For free to contact Elaine: elaineliu318@yahoo.com.cn

Y19A
The rock drill is mainly used in samll quarries,small coal mines and limestone mines for drilling,blasting for constructing roads in mountain areas,alsoz in the capital construction for water conservancy works.it is suitable for drilling works in large mines for boulder blasting and other projects as well.

Specification
Weight 19kg
Outside dimensions(L¡�W¡�H) 600¡�534¡�157mm
Cylinder dia 65mm
Piston stroke 54mm
Air pressure 0.4~0.5Mpa
Air pipe inner dia 19mm
Water pipe inner dia 13mm
Shank dimension 22¡�108mm

When working pressure is 0.4Mpa 0.5Mpa
Impact energy ¡�28J ¡�40 J
Impact frequency ¡�28Hz ¡�35 Hz
Idling speed ¡�180 r/min ¡�200 r/min
Air consumption ¡Ü37 L/s ¡Ü43 L/s