Irwin Tools 1792761 Speedbor Blue-Groove Pro Spade Bit Set with Storage Case

Speedbor, 8 Piece, Pro Spade Drill Bit Set, Includes 6″ Length Bits With 3/8″, 1/2″, 5/8″, 3/4″, 7/8″, 1″, 1-1/8″ & 1-1/2″ Bits, All Bits Have A1/4″ Hex Shank That Fits All Drills &1/4″ Quick Change Adapters, Patented Micro Groove Cutting Edge & Spurs Produce A Smoother Hole Finish, Double Spur Design Scribes The Hole Before The Chips Are Made, Producing A Cleaner Hole & Reducing Vibration, Rugged Storage Case With Rubber Over Mold For Added Impact Resistance & Sliding Latch Design Provides Added Security.