Want to buy a hammer, with the decoration of the house, how much more appropriate aperture
Must choose the hammer with speed switch. Touch switch when speed is low, can help smooth the drilling machine (for example, on the surface of ceramic tile on the smooth drilling, can not only prevent the bit slip, also can prevent drilling, rupture) during normal operation can be used to ensure high working efficiency.
Hammer can be used to punch a hole in the concrete on the wall, is not suitable for drilling metal or wood. So the best choice is to choose the multifunctional electric hammer, hammer or hammer drill drill two functions of peace. The utility model can be used as an electric drill in a horizontal drilling file, can be opened on metal or wood, and can also be used for screwing off screws when installing a cabinet. The hammer on the market are the basic functions of.
Hammer is a kind of electric drill, mainly used in the concrete slab. Brick and stone on the hole. Hammer is the use of compressed gas piston, impact drill bit, need not make much effort, it can open 6--100mm in concrete, brick, stone and other hard materials on the hole hammer in the above-mentioned materials on the opening of high efficiency, but it is not suitable for open hole in the metal. But some multifunctional electric hammer, adjusted to the appropriate position with appropriate drill can replace the ordinary electric drill, electric use.
