USER GUIDE INDEXABLE DRILLS Insert Clamping Instructions 1 2 3 ! Exiting inclined surface 1 Up to 7°, reduce feed by 50-70% during exiting ! Entering inclined surface 2 Up to 7° Boring 3 Not possible ! Cross hole 4 Maximum cross hole diameter must be ¼ of drill diameter 5 ! Stacked plates Requires a rigid clamping ! Chamber 6 Reduce feed by 50-70%, maximum depth 3XD ! Convex 7 The radius of the penetration surface must be 4X the CHAMIQDRILL head ØD. Short pre-hole is needed ! Concave 8 Spot facing operation is needed before drilling 507