HIGH-SPEED CUTTING BUR SERIES S IN CONICAL SHAPE WITH SHOULDER, ROUNDED EDGE, FOR CROWN PREPARATION, COMPATIBLE WITH CARBIDE FINISHING INSTRUMENT H336 ISO: 103 - Maximum Speed: 450,000 rpm - Shape: CONICAL WITH ROUNDED EDGE Diameter 018 - Shank: TURBINE COARSE S Grain Type: COARSE S - Application: Preparation Carving - Packaging Quantity: 5 pcs.