The drill is the very universal tool, without which not even one, even the simplest repair, can do. It should be remembered that for each material there is a specific type of drill.
The main thing is to remember that the cutting tool must be harder than what needs to be processed. Depending on the material in which they are going to drill a hole, there are drills on wood, metal and concrete. There are also drills for glass, as well as for tiles. Naturally, in each case the appropriate tool is used. Regardless of the purpose, each drill has: a shank, working and cutting parts, elements for chip removal.What are wood drills
Wood is a fibrous material, and therefore, in order to make a hole in it, special drills on wood are needed that have a special shape. There are a lot of them, but most often they use the following:
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