NovaTech Inc. ( introduced a motorized bench-top work holder that features smooth, slow rotation for positioning and rotating small parts in micro-welding applications. Micro-Star Rotary Positioner has a 3-in. diameter, a three-jaw chuck, with a 6-in.-diameter faceplate for mounting small parts. Its rotation speed ranges from one revolution every eight minutes to 112 revolutions per minute, and it tilts from the horizontal to the vertical in 15-degree increments.