The Rhp 7000- Edge Reinforcing/ Hole Punch machine Edge reinforcing sheets has always been a bottleneck in production. In addition, end product quality has suffered due to the inefficient production methods currently available. In comparison, the RHP 7000 automatic feeder is much more reliable as compared to most friction feeders. The sheet fed design of the RHP 7000 offers a much wider application range, index, stock, or printed materials.