Item #: 72520521Brand: Made in USAModel #: Features and Benefits Expansion reamers are constructed with an adjustable screw that increases the diameter of the cutting head. They are used to expand hole sizes. They maintain their original dimensions after being resharpened. Spiral flute reamers are used in blind and through-hole operations. They are used to bridge interrupted cuts. High speed steel (HSS) provides good wear resistance and can be used in general purpose applications for both ferrous and nonferrous materials. Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic. Product Specifications Reamer Diameter (Inch) 13/16 Reamer Diameter (Decimal Inch) 0.8125 Shank Type Straight Variable Diameter Reamer Type Expansion Flute Type Spiral Flute Length (Inch) 3-1/16 Overall Length (Inch) 7-1/16 Number of Flutes 8 Spiral Direction Left Hand Reamer Material High Speed Steel Reamer Finish/Coating Bright Cutting Direction Right Hand