The impact of domestic drilling and hammer which
In fact, mainly to see the purpose, hand drill, impact drill, electric hammer, each application can not be replaced, the expert should understand, drill and electric hammer, although the appearance is like, but the difference of working principle and working way than drill and impact drill to too much difference. Almighty home preferred impact drill, buy a joint venture brand, to meet basic occasionally make concrete eye, price is the same brand of hammer 40%.
As what, if you don't hit the wall at hand, occasionally, also wood glass brick tiles, preferred impact drill. If the rally concrete wall eye demand, you should buy hammer.
