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Drill Bits (11)

The drill bit is a tool that rotates and has cutting ability at the head end. It is generally made of carbon steel SK or high-speed steel SKH2, SKH3 and other materials, milled or rolled, and then ground after quenching and heat treatment. Drills are used for drilling holes in metal or other materials.
It has a wide range of applications and can be used on machine tools such as drilling machines, lathes, milling machines, and electric drills. 
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