Dremel EZ Lock 11 Piece Set 1 1 2 in Multipurpose Accessory Kit Garden Wall Blocks 7 lb Condition New Maximum 7 lb Condition New Maximum Speed (RPM) 1800 RPM Power Tool Features Keyless Chuck allows you to fit in tighter spaces (behind appliances Sub Brand EZ Lock CA Residents: Prop 65 Warning(s) No For Use on Glass No Material Set For Use on Wood Yes Type Accessory kit Brand Model Compatibility Dremel Warranty None For Use on Ceramic No For Use on Concrete No Total Number of Pieces 11 For Use on Grout No Set Individual Set Diameter Measurement 1 1 2 in For Use on Metal Yes For Use on Drywall No For Use on Plastic Yes Application Cutting Reusable storage box Application and material usage information included Effortless locking and loading no tiny mandrel screw to lose Cut off wheels last 2 times longer than current fiberglass reinforced cut off wheels Compatible with all Dremel rotary tools Cut off wheels labeled for easy identification First patented system of its kind