Historically, the threading of holes has been a fairly straightforward operation, usually performed close to the end of a part’s machining. Once the holes had been drilled, thread taps of the ...

A few years ago, engineers and management at Emuge Corp., a leading maker of taps, drills, and other rotary tools, decided it needed a new tool for forming helical threads in lightweight metals and ...

DORMER PRAMET added a new option to its offering for high-end threading: the Dormer Shark E894 is a high-performance HSS-E thread forming tap suitable for both through and blind holes in a wide range ...

Collapsible taps have interchangeable tap heads and a common body, and will tap virtually any thread form with the appropriate chaser. Styles include: Model ALTs for straight-thread tapping, Model LLs ...

Twist drills do not make accurately sized or good finish holes; a reamer of some type is often used to cut the final size and finish. A reamer will not make the original hole; it will only enlarge a ...