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10 mm TE Type 187-DN TiN Coated Weldout Spotweld Drills, Norseman Drill #NDT-73480
- Titanium nitride coated M42 cobalt steel Spotweld drills are designed for use in high strength, high alloy steel, commonly used in the automobile industry.
- TiN coating doubles the tool life, gives additional lubricity and protects the cutting edges of the drill in tough removal applications.
- TiN coated drills require a slower speed (490 RPM) when drilling difficult materials.