Excellent Cutting Performance in Hardened Steel, Cast Iron, and Carburized Steel

Product Ranges & Details

Grades and Applications
TB610 - For Hardened Steel
TB670 - For hardened steel and chilled cast iron
TB730 - For gray cast iron and carbide rolls
TB2030 – PVD Coated Ideal for high hardness or carburized steel

CM – For medium applications
CF – For finishing applications

Features and Benefits

New Insert Grade: TB2030

  • Coated CBN for excellent wear resistance
  • Good fracture toughness
  • Chipbreaker provides better surface finsh and control
  • For carburized and hardened steel


  • Excellent oxidation resistance and chemical stability
  • For continuous to light interrupted turning
  • For machining hard steel, alloy steel, tool steel, and case hardened steel


  • High hardness and impact resistance
  • For continuous to severe interrupted turning
  • For alloy steel, tool steel, case hardened steel, and chilled cast iron


  • High hardness and high fracture toughness
  • General turning and milling
  • For gray cast iron, nodular cast iron and carbide rolls

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