SHOCKWAVE IMP STEP BIT#1 *Brand Name: Milwaukee *Sub Brand: Shockwave *Drill Size: #1 *Overall Length: 3.75 in. *Material: High Speed Steel *Product Type: Impact Step Drill Bit *Number in Package: 1 pk *Packaging Type: Clamshell *Shank Type: Quick-Change Hex Shank *Shank Diameter: 1/4 in. *Finish: Titanium Aluminum Nitride *Size: 1/8 - 1/2 in. *Weight: 0.1 lb. *Discovery ACC, CON, NBR, SUP, EXP