What brand is best the most durable hammer
No matter which one is hammer brand has a service life of it,A. No brand is the best or the most durable. It can only be said that under certain conditions, some brands are better than other brands, and they need to be durable. That is, we commonly known as cost-effective.Two, buy a hammer, it is important to look at the household or industrial use, according to their own situation to choose, if the domestic household electric products in general is enough, you can choose some lightweight, multifunctional products, if it is industrial building, you need to select some industrial grade electric hammer product. Relatively durable and efficient.Three. Hammer brand is also very important, if you want to be a little better, no one can choose the price of foreign brands, DEWALT, Hilti, MAKITA. BOSCH, of course, now domestic electric tools have several brands is still very good, like the NENZ one is, vicese, are a good choice. Quality is guaranteed.
Foreign brands such as Metabo, Hilti, DEWALT, BOSCH, MAKITA, Hitachi and other imported electric hammer quality assurance, but has made a good choice, such as large, East, chiry, Hengyou, vicese and brand, as long as the shell structure of qualified internal stator rotor structure design of impact work materials qualified. Chuck device is reasonable, durable, gear bearing materials used sophisticated equipment work well is durable, hammer, hammer is a penny goods commodity quality constant law, choose the electric hammer drill to see the user's request, if it's a choice for general domestic price is good, if it is to do the project selection of imported goods. Now many manufacturers have no carbon brush motor electric hammer drill, durability will work well.
Positive function: can make use of a wider range of electric hammer drill, the form is mainly realized through switch or adjust the brush position, usually big tools will be used to adjust the brush position (rotating brush) to achieve the benefits of doing so is easy to operate, effectively inhibit the spark to protect the commutator, prolongs the service life of the motor
In use, inevitably there will be hard granular into the machine (especially for the machine to work on drilling, such as drilling on the top wall), if there is no certain motor protection, rotating at high speed can easily be hard break or scratch enameled wire, resulting in motor failure.
