If you are a lover of tinkering with something, then a screwdriver must be in your arsenal. In the event that you are only planning to purchase it, you must definitely familiarize yourself with the features of the choice. This tool can not do without repair and construction, as well as in the process of conducting minor household chores.
This equipment until recently was available only to professionals, but today manufacturers have made sure that devices that do not have a very wide range of functions, as well as an acceptable cost, go on sale. If you plan to use a screwdriver to solve everyday problems, then you should not pay attention to too expensive models, such a purchase will be unprofitable.
How to choose
Unscrew old screws, hang a shelf or cornice, assemble furniture - in all cases this unit can help out. Having visited the store, you should not be guided only by the cost of the device. The screwdriver should be selected taking into account its characteristics. Having looked in the equipment passport, you can understand what loads the tool is designed for, what is the rotation speed, which battery is used in the device, if, of course, it is included in the kit. According to these parameters, it is worth choosing a screwdriver, paying attention to its torque.
However, performance is not the most important selection criterion. Experts recommend paying attention also to the manufacturer. For example, the Interskol company is known among consumers for high-quality equipment. You can also consider one of the screwdrivers of this supplier. Below we will talk about the 12ER-02 model.
Overview screwdriver DA-12ER-02
If you are interested in Interskol products, the DA-12ER-02 is a model that is worth considering one of the first. Its cost is not so great and amounts to 4000 rubles. This equipment is a cordless drill / driver that can be used to drill holes and work with fasteners.
"Interskol DA-12ER-02 li" is equipped with a quick-clamping chuck, which helps to carry out a quick change of equipment. The equipment has a reverse function, which allows you to free the drill stuck in the material without unnecessary efforts. You can solve the issue of storage and transportation with the help of a suitcase, which is also supplied.
Reviews about the positive features of the model
Quite often, modern consumers choose Interskol products, DA-12ER-02 is a model that, according to customers, has many advantages. Among them are the following:
- two-speed gearbox;
- battery level indicator;
- lithium-ion batteries;
- light weight;
- built-in backlight.
Consumers especially like the two-speed gearbox, which has metal gears. Comfortable work, according to customers, is ensured by low weight. To work with different materials, the Interskol DA-12ER-02 drill / driver uses 18 stages of torque.
For good visibility of the desktop, you can use the LED-backlight. Home masters note that continuous operation is possible due to the presence of two batteries in the kit. In addition, they do not discharge on their own and do not have a memory effect.
Specifications
It is no coincidence that Interskol products are very popular among modern consumers. DA-12ER-02 is a screwdriver that has high quality and reasonable cost. In addition, it has outstanding technical specifications. For example, the maximum torque is 28 Nm. Battery capacity is 1.3 A * h. The battery voltage is equivalent to 12 V. The equipment works due to the brush motor. There is a reverse option in it, but there is no shock function in the design.
The maximum diameter of the screw used is 5 mm. The spindle speed can vary from 0 to 1400 rpm. The device weighs only 0.96 kg. There is a spindle lock in it, and the cartridge is mounted with parameters equal to 3/8 inch.
additional characteristics
The size of the cartridge is equal to the limit of 0.8 to 10 mm. The parameters of the case are 180x52x185 mm. The battery charge time is equivalent to 1 hour. The number of speeds in the device is 2. The diameter of the cartridge is 10 mm. The maximum drilling diameter in metal and wood is 10 and 20 mm, respectively.
Operational features: safety recommendations
Having visited the store, you can understand that Interskol products are very popular today. DA-12ER-02 is a model that is no exception. If you purchased it, you should familiarize yourself with the features of the operation of this device. For example, the operator needs to ensure that the workplace is kept clean and well lit. If it is cluttered or has an insufficient light level, then this may lead to an accident.
In no case should electric machines be operated in explosive atmospheres. This applies to dust, gases, and flammable liquids. This feature of the equipment is determined by the electric drive of the machine, which acts as a source of sparks. They can cause fires of vapors or dust.
Interskol DA-12ER-02 li-ion should not be trusted in children or unauthorized persons. The master needs to use personal protective equipment, among them:
- glasses;
- mask;
- gloves
- special shoes and clothes;
- ear protection
When working with equipment, you should not try to reach for anything, you need to maintain a stable position. The unit must only be powered by batteries that have a special designation. Use of other batteries may cause fire and damage. If the operation is not correct, liquid electrolyte may leak out of the battery, and it is important to prevent contact with it. If this still happened, the electrolyte must be washed off with water.
For the reason that the equipment has an autonomous power source in the form of a battery, it is always ready for use. That is why it is necessary to exclude the possibility of accidentally pressing the switch button, as this can lead to personal injury and damage. If you purchased Interskol DA-12ER-02 li-ion, the battery must never be opened. This can cause a short circuit and an explosion, as well as a fire. It is important to protect the battery from exposure to high temperatures, fire and the sun. Otherwise, there is a danger of explosion. If the battery is improperly used and damaged, gas may be released. It is important to ensure the flow of air, because gases can act as irritants of the respiratory tract.
Features of the charging process
In order to extend the life of the equipment described, it is important to ensure the correct battery charging process. They are not recommended to be left in a discharged state for a long time, as this can cause loss of battery capacity and its failure. Before storing the battery, it must be recharged. The optimum ambient temperature during charging varies from 0 to + 40 ° C. At low temperatures, these manipulations should not be carried out.
The Interskol DA-12ER-02 cordless screwdriver will work properly if it is used with batteries that, after completing the charging process, do not remain in the connected state for a long time. The battery is protected against deep discharge. If the voltage drops and falls below the threshold, the equipment will turn off, for which the electronic protection circuit is responsible. As soon as the machine turns off, do not press the switch key. These steps may damage the battery.
Service Features
The screwdriver "Interskol DA-12ER-02 li-ion" must be serviced in accordance with the instructions. Before starting maintenance work, it is necessary to set the direction of rotation switch to the middle position. In order to ensure safe and high-quality operation, it is necessary to keep the power tool clean, this also applies to ventilation openings. Interskol DA-12ER-02, the reviews of which you were able to read above, should not be used in a worn condition. This will reduce the efficiency of the work performed and may cause engine damage.
If you find severe wear, the tool must be replaced. The electric motor also requires some care. It should be treated with care, exclude the ingress of water and oil into the windings. After operation, the machine must be purged with a strong jet of air. It is important that the ventilation openings are clean and open.
Conclusion
The Interskol DA-12ER-02 screwdriver is equipment that must be monitored during operation. Some features may indicate a malfunction. For example, if the case is hot, there is a smell of smoke, burning or a flame has arisen, then the machine must be turned off immediately. It should be disconnected from the power source. If the equipment does not turn on, then this may indicate a low battery. Sometimes this malfunction is indicated by the failure of the electric motor.