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 ...

If you read online forums you know there is much debate about identifying the optimum technique for removing the inevitable burrs created during machining of threaded parts. Internal threads – whether ...

Inserts are classified as two general types: those held in place by external threads and those that use some means other than threads (knurls, grooves, interference fit) for their holding power.