Drill bits for boring are thin, cylindrical cutting tools that the drill's chuck holds tightly. As the drill spins, the boring bits cut through wood, metal, plastic, glass, or concrete.

John Wilkinson's boring bar is probably the largest drill bit in Wales.John Wilkinson was the most important inventor and ironmaster in the history of Wales. Born in Cumbria, he moved to Wales in ...

A power drill could be called one of the patron tools of the hardware pantheon. With a simple spinning motor, a power drill can handle all kinds of different jobs, boring holes into different ...