EverVictory Mini Metal Lathe DIY Wood Model Gift Craft Student Woodworking Machine Tool Three jaw chuck clamping diameter: positive jaw: 13mm; anti-claw: 45mm The max processing diameter: 20mm Material of turning: Soft metal(such as gold, silver, aluminium etc.) Input Voltage: AC100V~240V 50/60HZ output voltage: DC12V 2A Motor rated power: 24W