Irwin Tools 341008 Speedbor® Pro Spade Drill Bit Set, 8-Piece SummerFun With an unlimited shelf life

With an unlimited shelf life

Die cast aluminum gear housing

When safety and dependability matter most

Often you will find them living in wood that has been in contact with water

For installations over concrete floors

Irwin Tools 341008 Speedbor® Pro Spade Drill Bit Set, 8-Piece SummerFun With an unlimited shelf lifeAll 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. Speedbor 8 Piece Includes 6" length bits with 3 8", 1 2", 5 8", 3 4", 7