IRWIN 10225 Unibit General Purpose Step Drill Bit Set Style:High Speed Steel and 3/4 x 7/8 inch

and 3/4 x 7/8 inch

an internal counterbalance system that is engineered into the tool for more effective vibration reduction

it cleans and lubricates the carburetor and injectors and causes the fuel to burn more thoroughly for increased power and less fuel consumption

BL Brushless motor delivers up to 9

IRWIN 10225 Unibit General Purpose Step Drill Bit Set Style:High Speed Steel and 3/4 x 7/8 inchFeatures: Single flute cutting edges for greater control through steps 3 flatted shanks prevents slipping in drill chuck Non skid self starting tips eliminate skidding and the need for center punching Sizes clearly laser etched to make precise drilling easy Set includes HSS #1, 2, 4, and 21 size step drills Details: The IRWIN Unibit High Speed Steel Step Drill Set features single flute cutting edges for greater control and more precise drilling. Three