Milwaukee 48-89-9223 Step Drill Bit Set 31 Hole Sizes, 1/8 in to 1 3/8 in, Black Oxide Finish, Fractional Inch

Step Drill Bit Set, High Speed Steel, Black Oxide, 4-Piece Material High Speed Steel Item Step Drill Bit Set Finish black oxide Measurement System Fractional Inch Number of Pieces 4 Material - Machining High Speed Steel Number of Flutes 2 Finish - Machining Black Oxide Shank Type Hex Cutting Direction Right Hand Step Thickness 5/32 in, 3/16 in, 3/8 in Primary Material Application Steel, Plastic Shank Shape Three-Flat Drill Bit Finish Black Oxide Impact Rated No Drill Bit Material High Speed Steel Includes 48-89-9201 (1/8 in to 1/2 in x 1/32 in), 48-89-9204 (3/16 in to 7/8 in x 1/16 in), 48-89-9207 (7/8 in Single Hole), 48-89-9212 (7/8 in to 1-3/8 in), Hard Plastic Case Decimal Equivalent 0.125, 0.1563, 0.1875, 0.2188, 0.25, 0.2813, 0.3125, 0.3438, 0.375, 0.4063, 0.4375, 0.4688, 0.5, 0.5625, 0.625, 0.6875, 0.75, 0.875, 1.125, 1.2188, 1.375 Shank Type - Machining Straight with Three Flats Drill Bit Case Type Plastic Number of Drill Bits 4 Flut