The GT Series Rotary Broach Holder by Polygon Solutions is shown (Gold color) in the ST Lathe at Haas Demo Day 18 in Tampa, FL 2011. The 3/4″ shank on the holder is in a sleeve to fit the 1-1/4″ bore. The sample part made in the machine has a T-20 torx-style hexalobular feature machined using the Polygon Solution holder and standard six-lobe broach.