Feature:1. Made of high quality cemented carbide, this circular saw blade is quite durable.2. Inner diameter is 30mm and it will fit for many electric saw machines.3. 80 evenly arranged teeth are very sharp which ensure fast and fluent cutting.4. Cemented carbide saw blade gives it great resistance to abrasion and ability to handle high heat for a cleaner and smoother cut.5. Widely used on marble cutting machines, electric hand saws, sliding table saws. Spezifikations:Material: Cemented CarbideTeeth: 80TOuter Diameter: 210mm / 8.27inchInner Diameter: 30mm / 1.18inchMax. Speed: 6600rpmWeight: Approx. 416gPackage Included:1 x Saw Blade 3 x Spacer Note: Only saw blade and o-rings, no other stuff included.