IMPACT STEP DRILL BIT #4 *Brand Name: Milwaukee *Sub Brand: Shockwave *Drill Size: 3/16 to 7/8 in. *Material: High Speed Steel *Style: #4 *Product Type: Impact Step Drill Bit *Number in Package: 1 pc *Packaging Type: Clamshell *Shank Type:Quick-Change Hex Shank *Shank Diameter: 1/4 in. *Finish: Titanium Aluminum Nitride (TiAlN) *Number of Steps: 12