Cast Iron Burnishing Drill (CIB)   
Superion® burnishing drill geometry used in cast iron applications with a straight flute design ideal for use on lathes. The enhanced surface finish on the tool will improve chip flow and reduce built-up edge.
  • Unique point, web, and cutting edge designed to significantly improve hole finish and hole tolerance
  • Double margins designed for enhanced stability
  • Ideal pre-drill when using carbide taps
  • Minimized back taper to enhance straightness
  • AM440 coating for reduced flank wear in cast iron
Recommended Materials  
Key Icon Steel
Material Key Icon High Temp Alloy
Key Icon Stainless Steel
Material Key Icon Hardened Steel
Key Icon Cast Iron
Material Key Icon Non-Ferrous
KeyIcon Reference

Material Key Icon

Technical Information

Solid Carbide / PCD Drills
Literature Thumbnail

Literature Order Number: A15-SUP

Recommended Cutting Data
Superion Cutting Data

Additional Resources and Guidelines