Boring, also called internal turning, is used to increase the inside diameter of a hole. The original hole is made with a drill, or it may be a cored hole in a casting. Boring achieves three things: ...
Because the collet is an integral part of the tool, an ACT collet-less boring bar needs only to be loaded and tightened in its toolholder. Standard boring bars require a collet to hold it in the ...
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