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Deep-hole drilling machines are often called "gun drills" .It has been accepted in almost every industry for short and deep-hole drilling. Drill geometry is an important factor in carrying out successful deep-hole drilling activity and the right drill geometry makes deep-hole drilling operations mor e efficient. They are also used to drill a pilot hole. Only the machinery and support tooling limits the depth of the deep hole-drilling machines reach. There are many types of deep hole drilling machines available in the market like NC deep hole drilling machines, standard deep hole metal drilling machines and many more suiting different industrial purposes.
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