8 types of hammers

The operation of the device with a drive is based on the principle of operation of a hammer – impact on an object or part. According to the type of energy supplied, hammers are divided

grinders

Surface grinding is a complex mechanical process. In addition, it is difficult to achieve a perfectly flat surface by hand. This was dictated by the emergence of such a power tool as a grinder. How

Review of 10 types of the best jacks

Motorists need to know how to choose the right jack. Starting the search for a suitable model, you should know what criteria should be followed when choosing and determining the best model suitable for a