Master Mechanic, Bi-Metal Hole Saw, 1-3/4" Arbor, M3 High Speed Steel Cut Edge, 1-1/2" Depth Of Cut Provides Easy Cutting In The Toughest Applications, Features 3/16" Backing Plate Which Eliminates Need For Separate Drive Plate On Hole Saws Under 3" In Diameter & Prevents Mandrel Strip Out, Designed To Cut Hard & Soft Wood, Nail Embedded Wood, Stainless Steel, Pipe, Rubber & Conduit, Mandrels Are Available In 1/4", 3/8" & 7/16", Bulk, Mandrel Not Included.
