Cincinnati-based metals service center United Performance Metals, an O’Neal Industries affiliate company, has acquired ...

This seems ideal for fasteners, jewelry, small metal parts, and the smallest of hand tools. As the name suggests, the 6 Liter Ultrasonic Parts Cleaner is more than double the size. Harbor Freight ...

Small cylindrical parts are often formed through deep drawing — a process by which a punch forms the finished piece from a ...

But a hackier way would be to build a parametric speaker that focuses soundwaves into a narrow beam like [Shane] did with this ultrasonic sound gun. As the directivity of a soundwave depends on ...

A new invention has proven that audio can successfully be transmitted directly to a listener's ears without being audible to others around.

The solution is ultrasonic vibrations—these reduce friction ... plus the blank holder that keeps the sheet metal in the desired position during forming, are all viable. The researchers chose ...