makita 711493-a high speed steel step drill bit, 1/4-to-3/4-inch

Drills perfectly round holes in materials such as steel, brass, plastic and wood | Ideal for knockouts in electrical junction boxes and cabinets | Efficiently enlarges and deburs holes | General purpose
1/4-Inch 3/4-Inch high speed steel step drill bit. Increments: 1/4-Inch, 5/16-Inch, 3/8-Inch, 7/16-Inch, 1/2-Inch, 9/16-Inch, 5/8-Inch, 11/16-Inch and 3/4-Inch. Shank Size: 3/8-InchPROP 65 WARNING: This product can expose you to some kind of chemical, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.