1) Compact design ? best grip <br><br>2) ABS plastic body ? the lightest <br><br>3) Quick replacement of the chuck means? without any tools <br><br>4) Suitable for drilling ? grinding? polishing? cutting <br><br>Accessories <br><br>- With handle wheels x 4 <br><br>- Cotton wheels x 2 <br><br>- Bits 1 (with 4 blades) <br><br>- High speed steel drill bits x 3 <br><br>- Power adapter (220V? 110V) <br><br>- Brush x 1 <br><br>- Alloy file x 1