?Stepless Speed?From 3,000 to 15,000 RPM (Revolutions per Minute), Stepless & Smooth speed contral.
•?3 Tungsten Carbide Tips?Super Hard & Durable, suitable for engraving, etching, etc.
•?3 Additional Diamond Burrs?3 different diamond Burrs: suitable for sanding, grinding, etc.
•?Letter & Number Stencil?You can use the Letter & Number Stencil to trace & engrave letters and numbers.
•?Lightweight & Comfortable?Lightweight design & Comfortable handgrip, can engrave on metal, glass, leather, wood, ceramic, plastic, etc.