Abrasive Flap Disc; Type Conical, Type 29, Standard Density; Diameter 4-1/2 Inch; Mounting Type Arbor Hole; Arbor Hole Size 7/8 Inch; Grit Size Number 60; Abrasive Material Zirconia Alumina Grain; Backing Material Phenolic; Speed Rating 13000 RPM; Color Blue; Application Finishing, Grinding; Cut Material Stainless Steel, Steel, Metal; Used with Right Angle Grinder, Spanner Nut; Applicable Standard ANSI B7.1

High Cut Rate and Consistent Performance at a Good Value; Conical Disc Shape Maximizes Surface Contact for Aggressive Stock Removal on Flat Surfaces; Phenolic Backing Prevents Scratching of the Workpiece; Self-Sharpening Zirconia Alumina (ZA) Grains Hold up Under High Temperatures and Extreme Pressure; Best on Steel, Cast Iron and General Use; Made in USA