Dormer Jobber Length Drill Bit, Heavy Duty, Series: A900, Imperial, 21/32 in Drill - Fraction, 0.6562 in Drill - Decimal Inch, 181 mm Overall Length, 6XD Cutting Depth, 2 Flutes, Parabolic/Quick-Spiral Flute, 132 mm Flute Length, Straight Shank, 130 deg Point, PFX Point, Right Hand Cutting Direction, HSS-E Cutting Edge, No Through Coolant, HSS-E, Uncoated, Applicable Materials: Magnetic Soft Steel, Structural Steel/Case Carburizing Steel, Plain Carbon Steel, Alloy Steel, Alloy Steel/Hardened and Tempered Steel, Free Machining, Austenitic and Ferritic+Austenitic, Martensitic Stainless Steel, Lamellar Graphite, Nodular Graphite/Malleable Cast Iron, Titanium Unalloyed, Titanium Alloyed, Copper, Brass, High Strength Bronze, Aluminum Magnesium Unalloyed, Aluminum Alloyed, Thermoplastics and Thermosetting Plastics