high precision internal grinding machines id / ird high precision and high stability internal grinder. granite bed and linear motors technology. radius grinding. powerful software for form grinding. in and post-process ga......high precision internal grinding machines id / ird high precision and high stability internal grinder. granite bed and linear motors technology. radius grinding. powerful software for form grinding. in and post-process gauging. bearing industry. dies for cans, batteries, and cutting tools insert manufacturers. id-200 id / ird-400 id-600 internal grinding diam. (max.) (mm) 80 200 460 internal grinding length. (max.) (mm) 80 160 / 190 300 workpiece swivelling diameter (mm) 200 300 / 400 600 grinding length (max.) (mm) 80 160 / 190 400 workpiece weight (max.) (kg) 30 80 / 170 170 / 280 / 400