KnKut Silver & Deming 1/2" Reduced Shank Performance Drills feature a 135 degree split point for fast penetration and accurate starting without the need of a center punch.Made of Hi-Molybdenum tool steel with the body and clearance surface treated for maximum lubricity. Space age Nitro-Carbonized steel withstands higher drilling tempretures while maintaining sharpness. Precision ground point, flutes, body clearance and drill diameter give you the ultimate in accuracy and performance.Recommended for use in work-hardened grades of stainless steel and other hard metal drilling applications. 3 Flats on Shank.