-. Binding : Misc. -. Brand : Drill America -. Feature : High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance / Black oxide treatment adds lubricity and creates small pockets on the surface of the tool that act to hold coolant near the cutting edge / Round shanks allow use with a wide variety of toolholding systems / When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging / For general purpose drilling in applications where extra length for reach is required, designed to perform in a broad range of materials in the iron and steel families -. Label : Drill America -. Manufacturer : Drill America -. MPN : DWDDL10X1/2 -. PackageQuantity : 1 -. PartNumber : DWDDL10X1/2 -. ProductGroup : BISS -. ProductTypeName : CUTTING_TOOLS -. Publisher : Drill America -. Studio : Drill America -. Title : Drill America DWDDL High-Speed Steel Extra Long Drill Bit, (5/64" - 1" Diamater, 8" - 24" Length)