What is the difference between the hammer and hammer? What's the difference?
Hammer: professional dirt in the strong surface, mixed, stone top drilling, and multifunctional electric hammer, adjusted to the proper position with appropriate drill can replace the ordinary electric drill, hammer.
Impact drill can be used as an ordinary electric drill. It has a change-over switch on top of it. It can be converted into two kinds of operation, common drilling and impact drilling
Electric shock: a powerful direct impact damage to objects like you with a hammer and chisel to work, but the efficiency is N times higher than that of manual hammer and hammer. The main difference is the size, power can drill the big hole is called the hammer, from the principle of almost all, are drill with rotation and hammer action.
