


⚡ Grind faster, last longer, finish sharper — own the edge!
The DEWALT DW8309 4-1/2" x 7/8" 80 grit Zirconia flap disc combines advanced zirconia grit for 3X faster material removal with a premium abrasive cloth that lasts 15X longer than fiber resin discs. Its Type 29 fiberglass backing ensures an optimal grinding angle of 10-25°, delivering precise, clean finishes without damaging your workpiece. Lightweight and compatible with popular angle grinders like the DEWALT DCG416B, this disc is engineered for professional-grade efficiency and durability.

| Grit Material | Zirconia | 
| Product Dimensions | 4.5"L x 4.5"W | 
| Brand | DEWALT | 
| Compatible Devices | Angle Grinder | 
| Grit Type | Medium | 
| Item Thickness | 4.5 Inches | 
| Grit Number | 80 | 
| Construction Type | Grinding | 
| Compatible Disc Grinder Tool Models | DEWALT DCG416B | 
| Global Trade Identification Number | 00028877310459 | 
| UPC | 028877310459 | 
| Manufacturer | DeWalt | 
| Part Number | DW8309 | 
| Item Weight | 1.6 ounces | 
| Item model number | DW8309 | 
| Is Discontinued By Manufacturer | No | 
| Size | 1 Count (Pack of 1) | 
| Color | Multi | 
| Style | 80G 7/8-Inch Hub | 
| Finish | Brushed | 
| Material | Blend | 
| Pattern | Solid | 
| Shape | Rectangular | 
| Power Source | Hand Powered | 
| Item Package Quantity | 1 | 
| Cutting Diameter | 4.5 Inches | 
| Measurement System | Metric | 
| Included Components | 4-1/2" x 7/8" 80 Grit Zirconia Flap Disc | 
| Batteries Included? | No | 
| Batteries Required? | No | 
| Assembled Diameter | 4.5 Inches | 
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