| Place of Origin |
Hebei China (Mainland) |
| Brand Name |
Tongli |
| Model Number |
YT28 |
YT28 Air leg Rock Drill The rock drill is a kind of high efficiency air leg rock drill machinery. It is mainly used for diging into mine laneway and blasting holes in all drilling works. It is indispensably importance machine tool in metallurgy, coal, railway, traffic, water conservancy construction and national defence stone project.It is suitable for drilling and blasting under various of rocks at any direction angles. Blast hole dia is 34-42mm,drill hole depth is 5 m. This machine may match with Model FT160BD short air leg or Model FT160BC long air leg.This machine has transparent surface of FY200B oil reservoir, easy to observe the oil lever, adjust oil quantity, ensure the well lubricated.Specification Weight ≈ 26 kgLength 661mmCylinder dia 80mmPiston stroke 60mmAir pressure 0.4- 0.63MPaImpact frequencey ≥ 37 Hz(2220bpm)Air consumption ≤81L/S(4.86m3/min)Air pipe (inner dia ) 25mmWater pipe (inner dia ) 13mmDrill bit dia 34-42mmShank dimensions(hex×length) 22×108±1mmFY200B oil reservoirOil capacity 200ml