<P> Accessories available for drills include: </P> <Ul> <Li> Screw - driving tips of various kinds - flathead, Philips, etc. for driving screws in or out </Li> <Li> Water pumps </Li> <Li> Nibblers for cutting metal sheet </Li> <Li> Rotary sanding discs </Li> <Li> Rotary polishing discs </Li> <Li> Rotary cleaning brushes </Li> </Ul> <Li> Screw - driving tips of various kinds - flathead, Philips, etc. for driving screws in or out </Li> <Li> Nibblers for cutting metal sheet </Li>

What type of simple machine is a hand drill