Y26 handheld rock drill is used in mines, railway, irrigation and quarries to dig holes or for the second digging holes. It can be used to dig dry or wet materials by horizontal, vertical or angled holes on the medium or hard rocks. Product Specifications Weight 26kgs Length 650mm Cylinder Dia. 65mm Stroke 70mm Working Pressure 0.4Mpa Water Pressure 0.3~0.35Mpa Impact Frequency ¡Ã23Hz Impact Energy ¡Ã30J Air Consumption ¡Ã47L/s Air Hose Inside Dia. 19mm Water Hose Inside Dia. 13mm Drill Bits Dia. 34~42mm Max. Drilling Depth 5M Drilling Rod Size H22/H25 x 108mm Oil Feeder Type: FY200B Capacity 200ml Weight 1.20kgs