A rotary hammer is a necessary and sometimes irreplaceable thing when performing household tasks. This is especially true for owners of apartments or houses whose walls are made of brick and concrete. Making a hole in such materials with a conventional drill is quite difficult, even if the tool has a percussion mechanism. And to dismantle a piece of wall without a perforator will not work at all. Such a tool is presented for sale today in a wide range. That is why it is worth familiarizing yourself with the main characteristics that experts advise to pay attention to when choosing, because this is the only way you will get a quality product.
What choice to make
When visiting a store, buyers are lost in the choice and sometimes it is quite difficult for them to make an acquisition. Pay attention not only to the functional characteristics, as well as the warranty period and ergonomics, but also to the manufacturer. For example, Skil rotary hammers today are known to the modern consumer, they are represented by different models, which is why every buyer can choose the tool for himself.
Specifications of the Skil 1765 MA brand puncher
This model will cost consumers 6,600 rubles. It is an equipment designed to work with hard surfaces. This good punch has a reverse function, with which you can remove the working part of the tool in a matter of seconds when stuck in the material. A quick change of accessories is provided by the SDS-Plus system, among other things, the device has a protective sleeve that protects the tool from jamming of the drill. The operator can work in one of three modes, making holes in concrete, the diameter of which can reach 24 mm.
Skil punchers can have different functionalities, and as for the described model, it does not have vibration protection and a drill chuck. Some specialists are interested in such characteristics as impact force, this equipment version has 2.3 J. The Skil rock drill may have different power, but this model has 950 watts, the instrument has electronic reverse, but the cable length is 4 m, it provides ease of use. The device weighs only 3.3 kg, which indicates that the operator’s hands will not get tired even with prolonged use. You can make holes in the brick with a crown, while the diameter can reach 45 mm.
Reviews of the "Skill 1765 MA" model
Skil punchers are offered for sale in a wide range, however, if you choose the model described above, then, according to customers, you will get universal equipment: with it you can work in the drilling mode with impact, chiselling and conventional drilling. As an advantage, consumers also highlight the possibility of disabling shock, while you can just drill a wall.
The design is ergonomic, the handle provides a comfortable grip. To carry out mortising work, you can turn off the rotation. Hammers, reviews of which are only positive, can work in continuous mode, for this consumers use a speed controller. Customers really like the presence of a safety clutch, as well as an additional handle, the coating of which is made of a soft anti-slip material. Convenience of work is additionally provided by the function of turning the bit.
Specifications of the Skil 1780 NA Model
If you are interested in Skil punchers, you can choose the model 1780 NA, you will have to pay 7800 rubles for it. The power of the device is 1000 watts, it has an SDS-Plus cartridge. The unit can operate in three modes, namely:
- drilling;
- chiselling;
- hammer drilling.
The impact energy is 2.7 J, but the frequency of impacts per minute is 4400. The rotation speed is limited to 1000 revolutions per minute, the kit includes a key cartridge. You can work in reverse mode by drilling a hole in concrete 24 mm in diameter. This model weighs slightly more than the above, the weight is 4 kg. This Skil puncher is capable of making holes in wood, metal and concrete, the diameters for each of them are 40, 13 and 24 mm, respectively.
Reviews about the model 1780 NA
This rotary hammer has many features, including not only reverse, as well as anti-vibration protection, but also spindle locking and a safety clutch. Buyers note that the work is also facilitated by the presence of electronic speed control. Additional devices are a depth gauge for drilling, an additional handle, as well as a lock on the power button. It is noteworthy that the kit has a case. For some consumers, in their words, its presence is sometimes the factor that allows you to make a choice in the direction of a particular model.
Specifications of the Skil 1758 LA model
If you need a good hammer drill, then you can also pay attention to the model whose name is mentioned in the subtitle. You will have to pay 4200 rubles for it. The device is an equipment with a power of 750 watts. This parameter is a measure of electric motor performance and power consumption.
For the reason that the puncher is considered a professional technique, its power usually varies from 450 to 1780 watts. As you know, a higher power allows the device to work more effectively with concrete, steel and wood. With increasing power, the speed of rotation of the working element increases. However, if you do not work with the tool every day and the amount of work is not impressive, then you should not choose equipment with high power, as this will determine a large electricity consumption and increase costs. Among other things, professional equipment provides a high level of vibration and impact, the noise impact will be impressive.
The described model has one speed and three operating modes, there is a reverse, and the maximum number of revolutions reaches 1100 per minute. In wood and metal, you can make holes whose diameters are 40 and 13 mm, respectively. This model weighs 3.48 kg, it has a horizontal engine. Revolutions vary from 0 to 1100 per minute, the impact force is 2 J, there is a chiselling mode. The number of strokes reaches 5900 per minute. The manufacturer took care of the availability of electronic speed control.
Nozzle cost
Nozzles for a hammer drill can also be purchased, they can be designed for different bases, different materials can be used in their manufacture. For example, sds-max nozzles for concrete, which are made of chrome-molybdenum steel, have dimensions 18x600 mm, and they cost 622 rubles. But for sds-plus components for working on concrete, you will have to pay 259 rubles. If the nozzles are made of chrome-molybdenum steel and have dimensions of 18x280 mm and are designed to work on concrete, then their price is 419 rubles. Nozzles for a puncher with dimensions of 18x400 mm, which are intended for processing concrete, will cost 619 rubles.
Conclusion
By visiting the store, you will find many models of rotary hammers. However, one of the most popular are Skil rock drills. The country of origin - the USA - offers for sale quality products that are well established among consumers. The company was formed back in 1924 in Chicago, but in 1996 there was a merger with Bosch.