A wall hole with what tools
The hammer is a certain skill, do not be like using a drill like hard top, but "follow up", when you see the bit greatly before and after the move to save the time efficiency is highest when the time is the most easily. If the force of the top, prone to upstairs, said, once encountered bubbles, steel, electric drill will suddenly flip, people will hurt. A hammer with a few eyes, you will love the feeling of hammer drill, drill and drill drill is completely different, regardless of concrete, brick, terrazzo, easy to fix.
16 or 20 is not large, the DIY family does not pay attention to efficiency, so any one can buy a hammer, household light hammer drill is more practical, looks like that. Through the drill bit has 3750 or longer, it is better to have a certain brand, the length must be chosen, or it is very uncomfortable, 2 in the face of playing together can be more than Russia was hit by meteorites is still low.
