Precision Twist Drill Reduced Shank Drill, General Purpose, Series: R56, 5/8 in Drill Size - Fraction, 0.625 in Drill Size - Decimal Inch, 6 in Overall Length, 4xD Cutting Depth, 2 Flutes, Spiral Flute, 3 in Flute Length, 1/2 in Shank, Reduced Shank, 118 deg Point, Conventional Point, Right Hand Cutting, HSS Cutting Edge, HSS, Steam Oxide, Applicable Materials: Magnetic Soft Steel, Structural Steel/Case Carburizing Steel, Plain Carbon Steel, Alloy Steel/Hardened, Tempered Steel and Free Machining Stainless Steel