Precision Twist Drill Taper Length Drill, General Purpose, Series: R51, 1-5/32 in Drill Size - Fraction, 1.1562 in Drill Size - Decimal Inch, 11-7/8 in Overall Length, 6XD Cutting Depth, 2 Flutes, Spiral Flute, 7-1/4 in Flute Length, 1-5/32 in Shank, Straight Shank, 118 deg Point, Conventional Point, Right Hand Cutting, HSS Cutting Edge, HSS, Uncoated, Applicable Materials: Magnetic Soft Steel, Structural Steel/Case Carburizing Steel, Plain Carbon Steel, Alloy Steel/Hardened Tempered Steel, Free Machining Stainless Steel, Ferritic + Austenitic, Graphite/Malleable Cast Iron, Titanium, Nickel, Copper, Brass and Bronze