· Up to 5 mm gauge
· Radial- and axial relief-grinded
· 2-cutting edges-geometry, straight fluted
· Parallel shank
· Stepless drilling in thinnest sheets without pre-drilling
· Burr-free drilling without deformation of the sheet

· The Step Drill drills and simultaneously deburres with the
  following step
· Laserscaled in the flute to see the reached diameter
· Best drilling results by using the lubrication paste
· Regrindable