The GME GS571L Sinker Drill (also known as "Perforadora Sinker" in Spanish) (Equivalent to Atlas Copco RH 571 5L) is an ultra-light-weight pneumatic drill which makes it a winner in mines with confined spaces for operators. It has been the proven choice for years when it comes to small jobs and confined angles for the operator. The Atlas Copco RH 571 5Lsinker drill also has extremely low air consumption. The operation is made very comfortable with its low weight and T-grip handles. It has a built-in air-flushing system to remove chips and prevent drill jamming.