Unison Corporation is a US based manufacturer of a complete line of standard and custom-made grinding machines. Unison was founded in 1959 and designed the patented to the DedTru® Centerless Grinding Fixture.Our early experience with computer controls established a base of knowledge which evolved into our proprietary state-of-the-art computer control known as the Unison Programmable Controller (UPC).

New Unison markets its equipment under the TruFlute and DedTru tradenames with over 10,000 equipment installations serving the automotive, off-highway, plastics, aerospace, medical/dental and petrochemical industries. The DedTru is so accurate it is used by the U.S. Government in the National Institute of Standards and Technology.