Task Tools T27603 7-In-1 Hole Saw Set, 1-Inch to 2-1/2-Inch Adjustable Size with 1-3/4-Inch Cut Depth 7-blade hole-saw set with bit and mandrel Cuts laminated wood, softwood and plastic Includes blade diameters from 1-Inch to 2-1/2-Inch Cut depth: 1-3/4-Inch