Features: Suitable for cutting hardwood, softwood, chipboard and other composite materials Specification: Blade Diameter: 250mm Bore Size: 30mm - Supplied with reducing rings 16, 20, 25mm Number of Teeth: 80 Blade Thickness: 1.6mm Kerf Thickness: 2.4mm Kerf Size: 5.0 x 1.6 x 2.4mm Max RPM: 5,000