The G16W Jackleg Drill (also known as "perforadora jackleg" in Spanish) (Equivalent to Atlas Copco BBC 16W) jackleg drill is a mounted rock drills designed for driving drifts and tunnels with a small cross section. This well-proven rock drill is recognized for its high performance and reliability. It can be easy handled while collaring due to the location of the single air inlet, located at the same side as the main control. The pusher leg control is located on the jackleg drill backhead. The jackleg drill can be used for hole diameter range of 27 – 41 mm with H22 rotation chuck. It has a robust rifle bar rotation with large sliding surfaces, increasing its durability. All-round rock drill which suits most drilling applications. It has a robust rifle bar rotation with large sliding surfaces just like Atlas Copco BBC 16W, which has contributed to its reputation as a durable dependable drill.