


⚡ Grind faster, last longer, and finish smarter with DEWALT’s Zirconia flap disc!
The DEWALT DW8309 4-1/2" x 7/8" 80 grit Zirconia flap disc is engineered for professional-grade grinding with 3x faster material removal and 15x longer abrasive life than traditional fiber resin discs. Featuring a Type 29 fiberglass backing for a precise 20-25° grinding angle, it’s lightweight and compatible with DEWALT angle grinders, making it the go-to choice for efficient, durable metalwork.

| 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 |
| Recommended Uses For Product | Grinding |
| 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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