Dremel Engraver 3 Piece 1 Speed Corded Amp Multipurpose Rotary Tool Brushless Tools total) covers approximately 64 square total) covers approximately 64 square feet at a 6 inch depth or 128 square feet at a 3 inch depth The Milwaukee lithium ion battery packs feature superior pack construction Application Multipurpose Minimum Speed (RPM) 0 Battery Voltage N A Chuck Capacity 1 8 in Case Type N A (no case) Warranty 2 year limited CA Residents: Prop 65 Warning(s) No Chuck Type Keyed Maximum Amperage N A Kit Yes Series Name Engraver Sub Brand N A Charger Included No Battery Included N A (corded) Total Number of Pieces 3 Number of Batteries Included 0 Speed Type 1 speed UNSPSC 27112700 Maximum Speed (RPM) 7200 Cordless No Stroke adjustment dial regulates engraving depth from fine lines to deep grooves Light and compact design provides comfortable use for precision engraving performance Letter and number template helps etch words and numbers Soft grip adds extra comfort and control Replaceable carbide point lets you engrave on most surfaces Optional 9929 diamond point (not included) for heavy duty use on hard surfaces Decorate metal