Norseman Heavy Duty TiN Duplex Coated 29Pc Drill Bit Set - Jobber Length 3 Flats (BL-29P)

• Extreme tool life vs other drills.
•Duplex PVD coatings resist degradation and thermal breakdown allowing the tool to stay sharp and continue cutting long after normal drills have worn out.
• Enhanced thermal stability in high heat applications.
• Multiple layers create a super smooth finish that reduces the
 possibility of galling and gives extreme tool life in aluminum applications.
• 135º split point is self-centering for reducing thrust and easier penetration.
• Manufactured to NAS 907B aerospace specification.

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