Q:Dongcheng brand three drill: electric drill, hammer, electric machine, the electric tool not, if there is a how much money

Just a little more than the function of electric hammer. And the drill bits are the same, common. When an electric drill is used, it is necessary to install a drill chuck in front, and the matched twist drill is used.

Q:What is the structure of the hammer is

Many design electric hammer drill card, it is a device for quick dismounting drill pipe. Install the electric hammer drill, drill hole will only need to plug a roller that can be loaded back. At this point, the drill sleeve is automatically reset by the spring, and the roller is pushed into the small diameter of the drill pipe, and the drill pipe is stuck. Remove the electric hammer drill, the drill sleeve pulled back, can put the drill exit.Design and manufacture of a hammer type hammer. Additional pairs of stator insulation, electric hammer size (26mmll2[) because the motor shell is Aluminum Alloy castings, so by setting the insulating bushing structural problems in the enclosure with the stator core, the small size electric rust (such as 18ram) using plastic shell structure. Rotor additional insulation adopts rotating shaft insulation structure.

Q:The difference between electric drill and electric hammer

The difference is that the electric drill only turns and has no longitudinal vibration.Not only the rotation and longitudinal vibration hammer.If the metal hammer drill hole with two bit, have to play, if use electric drill cement, nine out of ten do not come out to play.

Q:Hammer and hammer which is good, general household, expansion bolts installed in the wall of the hole

A good bit of impact drill can replace the hammer with a hammer, but can not replace the impact drill. Time for cutting concrete like hammer, not rotary drilling. The impact drill can be used to drill. And as for electric hammer percussion drill. Can be tuned to vibrate.

Q:Excuse me, is it the better power hammer

Power only shows strong power, like a car's displacement displacement is of course bigger strong, does not represent good quality, that spend more money to buy genuine, used for a long time, less maintenance, in fact, to the last or save money

Q:Hammer choose what precautions

According to the size of the workload and their own economic ability and selection of hammer. Imported equipment has better performance and higher price. In recent years, domestic electric performance has been greatly improved, the price is relatively cheap, if used properly, will not affect the construction quality. Hammer of the specification is based on the input power division, power drill ability, break through the capacity is strong, but also a corresponding increase in weight. Secondly, it is better to make equipment processing ability than work requirements slightly larger, generally should work requirements than large 10%, 20%, so as not to damage the machine.

Q:Break out the inside of the electric hammer drill? The part that might be broken is out of shape and cannot be taken away

You do not know what brand, what type of hammer, if you can put down the drill bit grip is taking place, and then use the other electric hammer (with a drill must be small) from the drill sleeve behind the impact drill sleeve inside the drill, quickly down,

Q:Round handle two pit two slot "electric hammer drill", can be used in the "drill"?

Two pit two slot electric hammer drill in the "square pit hammer handle four" to what happens: not live clip bit, cannot use.

Q:Hammer hit how concrete lithium battery

Hit a move, the power is no problem, the only drawback is that endurance is not, there are more complex structure, the price is more expensive.

Q:Pistol drill in the kitchen wall tiles on the drill with what bits, no hammer (drill)

Plain drill certainly not!Use glass drills, preferably with water, and clean the bits of the drill in time.