General description This very complete engraving kit will allow you to engrave, personalize, and decorate most surfaces in just a few minutes, including metal, plastic, glass, ceramic, wood, leather, diamond, stone, and more. The lightweight and compact engraving pen offers additional comfort, ensuring precise engraving from fine lines to deeper grooves. The ergonomic grip allows for constant control of the tool, making it easy to engrave personal belongings without the need for expensive engraving services. Technical specifications AC Input: 100V~240V, 50~60Hz DC Output: 9V/1000mA RPM (Revolutions per minute): 3000 to 20000 Collet Type: 3/32" 2.4mm Compatibility and accessories 1 x Engraving Pen 1 x Carbide Scribe 30 Diamond Drill Bits (2.4mm Shank 3/32") 2 x Diamond Drill Bits 5 x Grinding Heads 6 x Sanding Belt Sets 1 x Grinding Mandrel 20 x Sandpaper Trays 10 x Resin Cutting Discs 3 x Small Cutting Saw Blades with 1 Arbor 3 x Small Diamond Blades with 1 Mandrel 24 Templates (4