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 ...

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: ...

“So just like every other great story in history, ours is going to start at the lathe.” Truer words were never spoken, and thus begins the saga of turning a bar of chrome-moly steel into a shop-built ...

A machinist walks through the careful process of building a custom boring bar, highlighting the tools, steps, and craftsmanship behind this essential shop-made tool. Nats to meet after Bondi Bill ...