Reamers without coolant holes worked better than those with holes. I used full carbide valve-guide reamers with internal coolant holes on an NTC machine for machining cylinder heads in the ...

A reamer refers to a rotary cutting tool that often used in metalworking to enlarge and smoothen the inside of holes. It comes in different types and can be used as a machine or hand tool, like a ...

I just got a set of Dewalt Titanium drill bits with the hope of reaming out a couple of holes that were too small. One hole was .49" and needed to be .5", and the other was .36" and needed to be .375" ...

XR reamer tools offer activation and deactivation capabilities that allow the hole to be selectively enlarged based on existing casing-shoe and well-design parameters.