Patent ID: 8272817

Claim:
A tool for machining a workpiece, which tool is rotatable about a tool axis, having a tool shank and a tool head, which tool head comprises at least one land, at least one spiral point assigned to the land and at least one flute assigned to the land, wherein the flute has a left-hand helix and the spiral point is skewed to the left, or wherein the flute has a right-hand helix and the spiral point is skewed to the right; wherein a helix angle of the left-hand helix or of the right-hand helix of the flute is between 2° and 15°; wherein the spiral point has a spiral point skew of between 5° and 20° skewed to the left or the right; wherein the spiral point has a spiral point inclination of between 3° and 15°; wherein the land comprises a crest which has a rake angle which is between +30° and −5°; and wherein the rake angle at the end of the spiral point is between +30° and −5°.