Rotary bushings guide and support line-boring bar tools and help to facilitate accurate cutting while controlling heat, wear and chatter during such operations as boring the aligned holes for ...

A digital caliper’s zero function enables the user to take compound measurements, producing a result that would otherwise require arithmetic or a second tool.

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: ...