Do it Best 336684 Bi-Metal Hole Saw 3-1/8 in Cutting Depth 1-1/2 in

* High-speed steel hole saw will cut wood, plastic, or any machinable metal, including tool steel and stainless.* Features an all-access slot design with multiple full- and half-full circle holes for more access, pilot bit visibility for accurate hole placement, and increased chip ejection for cooler, faster cuts.* Cuts material up to 1-1/2 In. thick.* Pilot drill sold separately.