Specification :

YT28 type rock drill is a kind of high efficiency air leg rock drill. It's mainly used for digging into mine laneway and blasting holes in all drilling works, which belongs to an indispensably important machine tools in metallurgy, coal, railway, traffic, water conservancy construction and national defense project.
It's suitable for drilling and blasting under various of rocks at any direction angles. Blast hole diameter is during 34-42mm, drilling hole depth is reached up to 5m. This machine could match with FT160BD or FT160BC air leg to use efficiently.

Product Specifications
Weight 26kgs
Length 661mm
Cylinder Dia. 80mm
Stroke 60mm
Working Pressure 0.4~0.63Mpa
Impact Frequency ¡�28~36Hz
Air Consumption ¡Ü52~82L/s
Impact Energy ¡�44~70J
Drilling Torque ¡�15~23 N. M
Drilling Rotation ¡�250~300L/min
Drilling Speed ¡�250~470mm/min
Noise ¡Ü124~127 dB(A)
Air Hose Inside Dia. 25mm
Water Hose Inside Dia. 13mm
Drill Bits Dia. 34~42mm
Max. Drilling Depth 5m
Drilling Rod Size H22 x 108 mm
Air Leg Type: FT160BD
Leg Length 1400mm
Stroke 965mm
Cylinder Dia. 65mm
Weight 14.5kgs
Air Leg Type: FT160BC
Leg Length 1800mm
Stroke 1365mm
Cylinder Dia. 65mm
Weight 17.0kgs
Oil Feeder Type: FY200B/FY200C
Weight 1.02kgs
Capacity 200ml