Designed for electricians, this Lenox Bi Metal T3 Speed Slot hole saw set includes 6 hole saws and 2 arbors along with a durable storage case. The case has metal latches and metal pin hinges which provide a long service life and ensure the contents are kept secure during transport. Features and Benefits • 2X more durable than previous generation of Lenox hole saws • Increased wall thickness helps minimize tooth loss • Improved metal cutting performance • Larger, sharper teeth for fast, efficient cutting in wood • Speed Slot for easy slug removal • Set includes arbors, pilot drills and durable storage case • Case has durable metal latches and pin hinges • Durable contsruction resists damage caused by drops and impacts Contents • 16mm Hole Saw • 20mm Hole Saw • 25mm Hole Saw • 32mm Hole Saw • 38mm Hole Saw • 51mm Hole Saw • Snap Back Arbor: 2L • Standard Arbor: 1L • Storage Case