Many types and sizes of drilling machines are used in manufacturing. They range in size from a simple bench mounted sensitive drill press to the large multiple-spindle machines able to drive many ...

Drilling is one of the most complex machining processes. The chief characteristic that distinguishes it from other machining operations is the combined cutting and extrusion of metal at the chisel ...

MACHINE TOOL INDUSTRY. FRANK A. SCOTT, a Clevelander at the forefront of the machine tool industry during the early 1900s, once remarked that no metal could be available for modern uses until a ...

Drills are used in almost every DIY and home improvement project, but do you really know how to adjust one to maximize its effectiveness? To properly use a drill it takes more than just fitting the ...