LENOX 2 1 2 in Diamond Non Arbored Hole Saw Barrette Visual Trip Indicator: Features a Visual Trip Indicator: Features a red indicator for easy identification of the tripped breaker in load centers low vibration model produces an ultra high quality finish and connects to central or portable vacuum systems Brazed diamond edge for more holes in tile and stone Robust design for greater durability in tough applications Cuts holes in less time than carbide grit or carbide tipped hole saws Round holes make removing plugs faster and easier Use standard arbor 2L 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