LENOX 2 1 2 in Diamond Non Arbored Hole Saw Portable Table Saws this box offers the best this box offers the best in storage for home and professional environments Fuel gauge lets you keep track of kerosene supply Brand Model Compatibility Universal Type Hole saw Blade Material Diamond Case Type N A (no case) Set Individual Individual Adjustable No Hole Saw Diameter 2 1 2 in Arbored Non Arbored Non arbored Package Quantity 1 For Use on Drywall No For Use on Fiberglass No For Use on Granite Yes For Use on Metal No For Use on Mineral Fiber No For Use on PVC No For Use on Tile Yes For Use on Wood No CA Residents: Prop 65 Warning(s) Yes Warranty None or snap back arbor 2L or 6L