Product Description
Norseman 175AG1/2 - Type 175AG 1/2" Magnum Super Premium Mechanic Length Drill Bit
- Size: 1/2"
- Length: 5"
- Flute Length: 3-3/8"
- Magnum Super Premium
- 3-Flats on Shank
- Special Hi-Molybdenum tool steel
- 135 split point for fast penetration and accurate starting without center punch
- Precision ground point, flutes, body, clearance and drill diameter for the ultimate in accuracy and performance
- Body and clearance are gold surface treated for maximum lubricity
- Heat treated at 2185 F and then nitro-carburized finished at 950 F to be measurably harder than high speed steel
- Space age nitro-carburized steel withstands substantially higher drilling temperatures while maintaining sharpness
- Especially designed for hand held drills
- Flats on shank give positive chuck grip (3/16 and larger)
- Recommended for use in work hardening grades of stainless steel and other hard metal drilling applications
- Part Number: 87200
- Type: 175AG
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