25PK 4-1/2 36G Fib Disc

25 Pack, 4-1/2", 36 Grit, X-Lock, Coarse Grit Abrasive Fiber Discs, Designed For Backing Pad, Fixed Mount & High Quality Zirconia Grit, Snap On Mounting & Grinder Lever Wheel Release, Backward Compatible With Standard 7/8" Arbor Mounts, Zirconia Grit Specially Formulated With Zirconia Grit For Speed & Durability, Application Focused Ideal For Metal Surface Finishing, Weld Blending & Rust Removal, Precision Manufacturing Optimized Discs For Less Vibration & Improved Material Removal Speed.