13a751f3_Machining_Operations_Machining_Operations_Word
[Meaning] Gun drilling machine is a machine used to produce long, deep holes. The operation is called "Gun drilling". [Context] In some drilling machines, the gun drill is held firm in a machine and the workpiece revolves; in other cases the work is stationary and the tool revolves. [More Information] Uses three types of spindles for producing deep holes: - way - quill - fixed-spindle [Word] 
gun drilling machine
Machining Operations
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