How to choose a drill for metal In the category Repair Tools Many people are interested in knowledge and learning about many subjects, this knowledge may be vital at some point in your life, attention enough, and dive into more detail more articles and learn more information about How to choose a drill for metal.
How to choose a drill for metal – Most likely , every man at least once in their lives used a drill and know what the drill. Any tool , especially if it works with metal, like a drill for metal, wear and blunts . And here it is necessary to consider the material from which it is made, the better the metal is , the better the work will be done and will be more durable drill.
Do not know how to choose a drill on the metal ? To start , let’s see what drills are used and where . All drills are divided into conical and cylindrical. Tapered used in drilling machines , cylindrical used only hand tools .
Metal of the drill is made , should be fully consistent purpose use. Tungsten carbide drill bits used for drilling of metals : cast iron , titanium alloys , non-ferrous metals .
Drilling in these materials occurs at low or medium speeds . For drilling holes in concrete, it is necessary to drill through and they differ probe specific T-shaped tip .
Drills from high-strength material used for drilling soft materials , wood , plastic, chipboard. Any need to sharpen drill , otherwise its working functions deteriorate .
Tool sharpening should be done correctly as incorrectly selected angle can damage the drill and make it unusable . Sharpening drills conducted a special device . Manually sharpen drill is almost impossible, unless a professional locksmith .
All types of drill bits are divided into two subspecies: feather and spiral type . Each of them has its purpose , and a number of characteristics . The spiral is the most popular type and is suitable for all construction work. The drill has the form of a rod with tapered end . The drill is a high and has a long service life. The main disadvantage of the drill – a high price .
Bore bits or flat has a simple design , durability and reliability , as well as affordable price , making this drill is the most popular .
By purchasing a drill , you should pay attention to the diameter , type and appearance. The drill must not be damaged , dents and scratches . All defects affect the quality of work and life. Drills for metal should not have any spots , indicating metal , it says that the drill can break during operation.
