Roughing cutting insert SM42LR25 HF89

carbide

Product family
42 mm conical shank tooth designed for block wear and material removal applications.

Features and benefits

• 25 mm Narrow‑Bottom carbide tip for focused cutting contact
• Hard Facing below the carbide increases protection against steel wash, improving tip utilization
• Wide collar design protects the block face from wear and extends component life under abrasive conditions

Applications / Treatments / Cutting conditions

• Internal retainer applications
• HF Treatment (Hard Facing)
• X Treatment
• Cutting conditions: Abrasive, Medium, Heavy

Notes
Generic product representation; images and icons on the product page indicate compatible treatments and references.

Technical specifications

• Model: SM42LR25 HF89
• Material number: 100023944
• Shank: 42 mm
• Tip: 25 mm Narrow‑Bottom carbide tip
• Protection: Hard Facing below the carbide; wide collar design to protect block face from wear
• Treatments: HF Treatment; X Treatment
• Recommended cutting conditions: abrasive to heavy
• Brand: Kennametal