... -sxis use 57BYG motor)Memory128MB or withoutSpindle1.5kW variable speed, water-cooled motorSpindle speed0 - 24,000rpmBlade diameter 3.175mm, 4mm, 6mmControl ... accessories:Software in CD, Controlling Card (PCI card), Water Tank, Water Pump, Engraving Tools, Data Wire, Power Line, Brush, Spanner and Clamp. Warranty ...