Hole Saw, Primary Material Application General Purpose, Materials Cut Aluminum, Drywall, Plastic, Thick/Thin Metals, Wood, Wood with Nails, Arbor Design Built-In Arbor, Tooth Material Bi-Metal, Saw Dia. 3 1/2 in, Teeth per Inch 3/5, Max. Cutting Depth 1 5/8 in, Impact Rated Not Impact Rated, Thread Size 5/8 In.-18, Shank Size 3/8 in, Pilot Drill Size 1/4 in dia