Specification: <br>Material: HSS High Speed Steel</br> Color: Sliver <br>Maximum RPM: 20,000</br> Blade Diameter: <br>22mm</br> 25mm <br>32mm</br> 35mm <br>44mm</br> 50mm <br>Package includes:</br> <br>6 X Circular Saw Blades</br> 1 X Mandrel