Milwaukee Tool 48-20-9022 Rotary Drill/Hammer Drill Bits; Drill Bit Size (Inch): 3/8 ; Shank Type: Three Flat ; Drill Bit Material: Carbide Tipped; High Speed Steel ; Shank Diameter (Inch): 3/8 ; Flute Length (Inch): 10 ; Flute Length (Decimal Inch):