Milwaukee 49 66 7012 Impact Socket Set, 1 2 in Drive Size, SAE, Black Phosphate, 19 Piece MV T12 0012 Drill Bit Set Type Reduced Drill Bit Set Type Reduced Shank Drill Bits Number of Pieces 8 Tool Material High Speed Steel Minimum Drill Bit Size (Inch) 9 16 Maximum Drill Bit Size (Inch) 1 Step Increments 1 16 Drill Point Angle 118 Coating Finish Oxide Point Type Standard Storage Unit Type Block Maximum Hole Size 1 Shank Diameter 1 2 in Contents (8) Reduced Shank Drills Coolant Through No Storage Unit Material Wood System Of Measurement Inch Tool Application Metalworking Sight Glass This 19 piece set has a black phosphate finish that offers durability and resistance against corrosion which ensures strength and rigidity while tackling heavy duty tasks