Screw Design

We utilize ROBERT BARR Inc. as our principal source for new and re-cut screw designs.  ROBERT BARR Inc. has established a reputation for more than 40 years as one of the leading screw technology companies in the plastics industry.  The highly acclaimed BARR VBET® energy transfer design is just one of many patented designs offered by ROBERT BARR Inc. Our expertise in screw manufacturing and metallurgy ensure that you will receive the highest quality product.