Ace rd 25 rock drill Rock drill is ideal tools for all types of drilling operations This drill machine features Hig blow torque resulti In rapid drilling Drilling in the hardest rock.Its streamline design incorporates smooth contours side Exhausted and forged alloy steel construction that makes Them easy to handle in quarry ,mine and exacavating work Features Alloy steel forgings provides excellent durability Built in automatic oiler Air inlet For easy connection Low operating cost Excellent durability