hammer drill use

A hammer drill has a specially designed clutch that allows it to not only spin
the drill bit, but also to punch it in and out (along the axis of . Popular Mechanics explains when, how and why to use a hammer drill. A hammer drill is perfect for drilling holes in masonry or stone. Three different types of tools can be used for boring these holes: a rotary drill, a
rotary percussion hammer drill and a rotary hammer. Hammer-Drill uses the Milwaukee built high power motor to develop an
enormous 600 in. See more detail at http://hammer.drill.use.bestcheaphanddrills.com