Coated Sumiboron BNC Series

Special Ceramic Coating
• Pat. #US5853873, #US6737178
• Superior efficiency and performance

One-Use Insert
• High quality at an economical price
• Recommended for single use only - do not regrind

Negative Inserts (PDF)
Positive Inserts (PDF)
Threading and Grooving (PDF)

Grade Selection (PDF)
Recommended Running Conditions (PDF)