High Quality for High Paginations. The precise trim is an important point in post press processing. For more than 30 years Gämmerler has set benchmarks in inline trimming technology and maintained its leading market position worldwide with mor e than 4200 installations. When trimming printed copies of high page count the RS 164 achieves optimum results, setting new standards with the patented double knife technology. The userfriendly machine is equipped with the Gämmerler r otary knives with interchangeable cutting segments ensuring an optimum trim quality even at high speed.