DIA1412HS P4™ Hi-Speed Turbo BladeLarge 12mm diamond segment. Extra long life. Segmented rim for a very fast cut. Designed to be used on a variety of materials. Wet or dry cutting. Made in Japan Application: For Concrete, Block, Brick, Natural Stone, Refractory Material, Soft Stone, Sand Stone. Max RPM: 13,700. Prop 65 Warning: This product can expose you to chemicals, including cobalt, which are known to the State of California to cause cancer. For more information, go to www.