HX60BCR Book Block Corner Rounding Trimmer is your ideal high productivity machine for the diary, notebook, perfect binding book, board book, and photo book's book block round corner trimming, can be connected with the three-knife trimmer, after the three-side trimmer, the book block will be sent to the trimmer stack with the automatic feeder, patented precise single-angle positioning trimmer system allows the book block's round corner is precise and smooth, and the corner mold is easy to change, automatic counting and stacking, all process is hand free and high efficiency. The speed can be 40 pcs/min, allowing the book block thickness from 10-60mm, and the different jobs conversion time only needs 15-20 mins.