Spyder 2 1 2 in Carbide Tipped Non Arbored Hole Saw Metal Tool Chest 2 Manufacturer Warranty Lifetime limited 2 Manufacturer Warranty Lifetime limited mechanical and finish warranty Certifications and Listings No Certifications or Listings Program your timer on the app Brand Model Compatibility Irwin Type Hole saw Blade Material Carbide tipped Case Type N A (no case) Set Individual Individual Adjustable Yes Hole Saw Diameter 2 1 2 in Arbored Non Arbored Non arbored Package Quantity 1 For Use on Drywall Yes For Use on Fiberglass Yes For Use on Granite No For Use on Metal Yes For Use on Mineral Fiber Yes For Use on PVC Yes For Use on Tile No For Use on Wood Yes CA Residents: Prop 65 Warning(s) Yes UNSPSC 27112800 Warranty 30 day Up to 50x more cuts than bi metal Up to 10x faster than standard hole saws More teeth to aggressively cut faster Cuts through metal Specifically designed to aggressively cut through steel