Master Mechanic, 6 Piece, Bi-Metal, Hole Saw Set, High Speed Steel Cutting Edge, 1-1/2" Depth Of Cut Provides Easy Cutting In The Toughest Applications. Designed To Cut Hard & Soft Wood, Nail Embedded Wood, Stainless Steel, Pipe, Rubber & Conduit, Set Includes Hole Saw Sizes: 1-1/2", 1-1/4", 1-1/8", 1" & 7/8", Mandrel & Hard Plastic Storage Case, Carded.