Twice as strong.|Double flaps for double power. With its doublelayer design, our TWIN FLAP disc provides twice the strength. When the job needs full power, choose a TWIN FLAP.|Double grinding is better.|Reliable TYROLIT technology, now even better – our new TWIN FLAP flap disc. Due to the combination of double discs with a ceramic grain, it grinds with double the power, and yet generates significantly less friction. The result: a cooler, more precise and faster finish that doesn't affect the paint of the work piece. Curious?|ALL TYROLIT FLAP DISCS ARE FE S CL FREE - NO CONTAMINATION