Trend Professional Slotting & Grooving Cutters 2mm Kerf x 86mm Diameter x 12mm Bore 39/6TC - Slotter Key Features: These slotters have a 12mm clear bore to enable them to be mounted at any position on the arbor in combination with spacers, with or without a bearing Specification: D: 86 mm (metric diameter) Kerf: 2 mm (metric) Plate thick: 1 mm No of teeth: 12 Hook: 15 degrees Bore: 12 mm Max speed: 12000rpm