Bi-Metal Hole Saw Kit, 13 Pieces Domino's Backs a same size 3M™

Backs a same size 3M™ Fibre Disc (sold separately) to provide firm support and the force required for grinding applications

Features a guard design for optimized material containment

metal pipe

Secondary hard stamped size markings

Bi-Metal Hole Saw Kit, 13 Pieces Domino's Backs a same size 3M™Cuts through steel, tin, aluminum, fiberglass, wood, and plastic Capable of deep 1 5 8" cut to go through wood studs Extra tough bi metal blades made of highest grade tool steel Steam oxide finish for cooler running saw Extra thick backplate minimizes vibration Specifications No. Of Pieces 13 Arbor Sizes 1 4" & 7 16" Cutting Sizes 3 4" 2 1 4" Country Of Origin United States