Heavy Duty Zirconia Flap Disc Set 4.5 Inch By 0.875 Inch T29 Grinding Wheel, 20 Pack With 40 60 80 120 Grits For Metal And Stainless Steel, Long Lasting Sanding Discs For Fast Stock Removal And Smooth Finish

4.5 in T29 Zirconia Flap Discs, 20-Pack for Metal Grinding
✔️ 4.5 in dia (114.3 mm) with 7/8 in arbor (22.23 mm), 20 pcs

Flap disc set uses hard zirconia abrasive designed for metal grinding, deburring, and finishing. Compatible with 4-1/2 inch angle grinders and a 7/8 inch arbor, it's ideal for weld seams, rust removal, and sheet metal work. Includes 20 discs in grits 40/60/80/120; color blue.

✅ 20-disc pack includes 40/60/80/120 grit; 10x40, 5x60, 3x80, 2x120
✅ 4-1/2 inch diameter with 7/8 inch arbor for standard angle grinders
✅ T29 bevel design for edge and corner grinding on welds
✅ Zirconia ceramic abrasive delivers longer life vs standard aluminum oxide
✅ Works on metal, stainless steel, cast iron, and sheet metal for deburring and finishing
✅ Max RPM up to 13,300 for fast material removal
✅ Glass fiber and resin bond reduce vibration and keep surface clean

💡 What is a ceramic zirconia flap disc and why is it a good pick for metal finishing?

This handy guide explains how it helps with grinding and finishing. - Zirconia abrasive lasts longer than standard aluminum oxide when grinding metal. - The bevel Type 29 design lets you reach weld seams and edges more easily. - Suitable for use on metal, stainless steel, cast iron, and sheet metal. - Compatible with angle grinders up to 13,300 RPM for efficient material removal.