- Flapdiscs For Heavy Duty Applications Available In Diameters 115, 125 And 180mm. - TAF Abrasive Cloth With Polycotton Backing In 100% Zirconium Oxide. - The Shape Of The EOLO Flapdisc Has Been Specially Designed To Utilise All of The Abrasive Cloth. - The Flapdisc Can Also be Used Flat. - In Operation The Stroboscopic Effect Of The EOLO Flapdisc Facilitates a View of The Working Area