If the knife is not used for a long time, then its blade is covered with surface rust, which not only spoils the appearance, but also blunts the blade first. It’s pointless to start sharpening a rusty knife right away - you must first

The grinder is an excellent tool for improvement. Its design is well suited for connecting various accessories that completely change the functionality of angle grinders. Many of these nozzles can be made with your own hands. An example of this is a removable reciprocating

Sometimes it becomes necessary to restore the thread in the hole of the body part, the nut, or even cut it into not too hard metal. When at hand there is a suitable tap with a snap, then it is not difficult to perform these operations. But how