Made in USA - Metric Jobber Length Drill Bit - 4 1/2" Length, 3 3/16" Flute Length
Special Hi-Molybdenum tool steel. 135 degree 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-carburize finished at 950 F to be measurably harder than high speed steel.