YT28A is a pnuematic drill.It is widely used in metallurgy, coal, railway, transportation, water conservancy construction and national defense stone works, etc.


Specification
Name Wholesale hand held portable pneumatic air leg YT28 rock drill machine
Cylinder Diameter 80mm
Piston Stroke 60mm
Impact Energy ≥70J (0.63Mpa)
Drilling impact Frequency ≥37Hz (0.63Mpa)
Drilling Speed (Grade 14 rock) ≥470mm/min (0.63Mpa)
Air consumption ≤81.6L/s (0.63Mpa)
Inner Diameter of Air Pipe 25mm
Inner Diameter of Water Pipe 13(10)mm
Working Air Pressure 0.63Mpa
Working Water Pressure 0.2MPa
Suitable Drilling Diameter 34-42mm
Suitable Maximum Drilling Depth 5m
Air Consumption Per Meter 10.2*103L/m
Shank Dimension H22*108mm
Working Temperature -30℃~+50℃
Total Weight 26Kg
Overall Dimension L670*W240*H210mm