Zoller’s – 50 measurable parameters

• Axial clearance angle 1 + 2
• Radial clearance angle 1 + 2
• Relief diameter
• Relief radius
• Relief angle
• Hollow angle/angle at centre
• Core diameter
• Cone angle
• Centre offset
• Flute depth
• Opening angle
• Chisel edge length
• Chisel edge centre offset
• Chisel edge radius
• Chisel edge angle
• Tooth distance
• Tooth height difference
• Axial offset
• Cutting edge preparation
• Protective chamfer height
• Protective chamfer angle
• Effective cutting angle
• Helix angle
• Point angle
• Pitch
• Web length
• End gash width SSL 1
• End gash position SSL 2
• End gash radius
• Axial rake angle
• Step length Corresponding angle
• Graduation tolerance
• Torus diameter
• Taper
• Full radius – contour
• Tooth geometry
• Tooth face width
• Centering radius
  And many more