BobCat 27 Mini Flat Style ZrO2 Abrasive Flap Disc provides smooth grinding and enhanced conformability in tight areas. BobCat 3 27 Mini flat style ZrO2 flap disc offers high stock removal and extended service life. Disc having a grit size of 60 is tough and aggressive for a low noise no vibration action at low contact pressure. • Diameter: 3-inch. • Backing material: Plastic. • Abrasive material: Zirconia. • Grit/Grade: 60 (medium). • Speed: 20000 rpm. • Made in the USA. • Zirconium grain - plastic backing ideal for tight spaces and in heavy-duty applications where blending discs do not hold up. • Applications: Grinding and finishing in one step grinding deburring and blending on steel stainless steel and other metals Jobs requiring high aggression and rapid stock removal metal fabrication requiring light weld blending or edge chamfering. • Applicable materials: Steel most metals stainless steel. • Patent no. 5 951 389. • Sold as 1 Each.