ESTABLISHED USA brand Pearl Abrasive Maxidisc flap discs EXV Zirconia for metal/stainless steel Type 27. SPECIFICATIONS: For metal and stainless steel. Zirconia. Grit Z60. T-27. Max RPM: 13,300. Refer to listed spec chart for other specs. FEATURES: EXV Zirconia Maxidisc is an ideal combination of performance and value. It is engineered with zirconia grains on a heavy duty coated abrasive cloth designed for grinding, blending and finishing on a wide range of metal and stainless steel applications. Medium to heavy stock removal on metals. Blending and intermediate finishing of metal surfaces. Weld bead removal. Paint removal. Base preparation for steel frame structures. Deburring and corner removal. Grinding, blending and finishing of stainless steel. Longer flaps and more of them, which means longer life. PACKAGE of Five (5) flap discs. US based welding supplier. Strong technical support with experienced customer service to address buyer's any question.