There are three tool options to consider ... profanity — especially when trying to use a hand-held drill in an awkward location. 2. Carbide-tipped hole saws. With adequate lubrication in a ...

Hole saws are cutting tools used to make circular holes in a variety of materials. Also referred to as a hole cutter, the tool consists of a cup-shaped metal cylinder with a toothed cutting edge on ...

The workpiece moves parallel to the axis of rotation of the cutting tool and enlarges an existing opening in a workpiece, producing a precise internal cylindrical surface. Precision boring can also be ...

Boring is the method used to enlarge a hole that has already been cast or drilled via a single-point cutting tool or a boring head that contains multiple such tools. The hole created by a boring ...