YT28A is a pnuematic drill.It is widely used in metallurgy, coal, railway, transportation, water conservancy construction and national defense stone works, etc. Features 1.Compared with similar products, YT28A rock drill has the characteristics of high impact power, long service life, easy maintenance, less gas consumption. 2.After long-term mining practice, YT28A rock drill has many advantages. Such as drill faster, light weight and low noice. 3.YT28A rock drill is equipped with transparent shell type FY200B oil tank to observe oil level, adjust oil quantity and ensure good lubrication.