Pv 1303
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FAQ
- How to change the electric drill to positive reversal?
- An electric drill has a button on it; a positive turn is reversed by pressing, and a reversal by reversal.
- What is the speed of an electric drill?
- In addition, when the drill is in use, it usually starts at low speed to contact the surface of the object and then accelerates slowly after being drilled.
- The drill marked difference with hammer marks
- There are signs and marks on the hammer drill bit, that this tool is the impact drill, when the adjusting knob is pointing to the side of the tool bit, only the rotation function, is also the only single drill; when the adjusting knob is pointing to the side of the tool is a hammer, impact drill function. The impact function used in wall drilling, drilling alone for wood, metal, and other drilling books
- Is there any understanding of the use of flashlights?
- Impact drill: the impact mechanism of impact drill with ball type two and type. A ball impact electric drill consists of a moving plate, a fixed plate, a steel ball and so on. Brake disc is connected with a main shaft through threads, and with 12 balls; fixing by pins fixed on a casing, and a 4 ball, in the role of thrust, 12 ball 4 ball rolling along, the hard alloy bit to produce rotary impact motion, can drill a hole in the brick, brick, concrete and other brittle materials. The utility model can make the fixed disk rotate with the moving disk without impacting, and can be used as an ordinary electric drill.
- An electric drill has direct current and alternating current. What advantages and disadvantages do they have? Which is better in routine maintenance?
- DC general purpose storage battery. Portable. Convenient. The battery doesn't work long enough, so it needs recharging frequently.The communication is generally single-phase 220V. It's not so convenient. It's limited by power.
- What kind of drill should be used to drill the cement brick wall with this kind of hand held electric drill?
- No, this can only be used for wood or metal.
- Why is the speed of the electric torch slow?
- Most of the reasons are motor winding short circuit or mechanical failure (including belt slip and mechanical wear). For safety reasons, it is recommended that professionals should be examined and repaired.
- Use an electric drill or hammer installed TV rack?
- An electric rotary hammer drill with a safety clutch with a pneumatic hammer mechanism. Hammer is the use of compressed gas piston, impact drill bit, need not make much effort, 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 a hole in the metal.
