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1/2" Shank Silver & Deming, 3 Flats on Shank, Heavy Duty

-Special Hi-Molybdenum tool steel.
-135° split point for fast penetration and accurate starting without a 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.
-Space-age nitro-carburized steel withstands higher drilling temperatures while maintaining sharpness.
-Recommended for use in work hardening grades of stainless steel and other hard metal drilling applications.
-6" overall length.