Ronix 8102K Mini Power Rotary Tool with Accessories Rechargeable Rotary Tool Metal Drilling Cutting Cordless Rotary Kit Contractor Fence Products Q: How do I install Q: How do I install the battery in my gate opener Brand Model Compatibility N A Type Recessed lighting hole saw Blade Material Carbide grit Case Type N A (no case) Set Individual Individual Adjustable No Hole Saw Diameter 6 3 8 in Arbored Non Arbored Arbored Package Quantity 1 For Use on Drywall Yes For Use on Fiberglass Yes For Use on Granite No For Use on Metal No For Use on Mineral Fiber No For Use on PVC Yes For Use on Tile Yes For Use on Wood No CA Residents: Prop 65 Warning(s) No UNSPSC 27112800 Warranty Lifetime A: The maximum working diameter for discs is 25mm the adjustable speed settings make it perfect for delicate engraving tasks on wood and metal