General Features:
Air Leg Rock Drill Machine: YT28
Weight 26kgs
Length 661mm
Cylinder Dia. 80mm
Stroke 60mm
Working Pressure 0.4-0.63 Mpa
Impact Frequency 28-36Hz
Air Consumption 52-82 L/s
Impact Energy 44-70J
Drilling Torque 15-23 N.m
Drilling Rotation 250-300L/min.
Drilling Speed 25