For cleaning and reaming for tyre repairs.Special cutting edge suitable for soft materials.Used to deburr irregular objects or to complete finishing work inside a confined space.Maximum speed 1500 RPM speeds exceeding 1500 RPM generates heat which destroys the bond between the rubber and the steel reinforcement.DIN: SPG.X = X-cut.X-Cut: for hard and soft materials, produces short and blunt chips, runs smoothly even at low cutting speeds.Stock standard: X = yes.Burrs marked with T in column shank mm have triangular shank