---
product_id: 112319618
title: "WORKPRO 20-Pack Flap Discs, 4-1/2-inch, Arbor Size 7/8-inch, T29 Zirconia Abrasive Grinding Wheel and Flap Sanding Disc, Includes 40/60/80/120 Grits"
brand: "workpro"
price: "€ 92.80"
currency: EUR
in_stock: true
reviews_count: 8
category: "Workpro"
url: https://www.desertcart.sk/products/112319618-workpro-20-pack-flap-discs-4-1-2-inch-arbor
store_origin: SK
region: Slovakia
---

# Zirconia alumina for extreme durability T29 angled flaps for aggressive stock removal 4.5-inch diameter for versatile use WORKPRO 20-Pack Flap Discs, 4-1/2-inch, Arbor Size 7/8-inch, T29 Zirconia Abrasive Grinding Wheel and Flap Sanding Disc, Includes 40/60/80/120 Grits

**Brand:** workpro
**Price:** € 92.80
**Availability:** ✅ In Stock

## Summary

> ⚡ Grind smarter, finish faster — the pro’s choice for flawless results!

## Quick Answers

- **What is this?** WORKPRO 20-Pack Flap Discs, 4-1/2-inch, Arbor Size 7/8-inch, T29 Zirconia Abrasive Grinding Wheel and Flap Sanding Disc, Includes 40/60/80/120 Grits by workpro
- **How much does it cost?** € 92.80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/112319618-workpro-20-pack-flap-discs-4-1-2-inch-arbor)

## Best For

- workpro enthusiasts

## Why This Product

- Trusted workpro brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted by Pros:** Top-ranked flap discs with rave reviews for quality and fast delivery—join the community of skilled craftsmen who rely on WORKPRO.
- • **Built to Outlast:** Premium zirconia alumina material delivers longer life than standard abrasives, saving you time and money.
- • **All-in-One Grit Variety:** 20 discs spanning 40 to 120 grit cover every project from rough grinding to fine finishing.
- • **High-Speed Compatibility:** Operates up to 13,000 RPM, perfect for powerful angle grinders to tackle metals, wood, and composites effortlessly.
- • **Precision Edge & Contour Work:** T29 flap design with angled flaps and fiberglass backing ensures smooth, vibration-free grinding on curves and edges.

## Overview

The WORKPRO 20-Pack Flap Discs feature 4.5-inch T29 zirconia abrasive wheels with a 7/8-inch arbor, designed for high-performance grinding and finishing. With a range of 40 to 120 grit, these discs excel in metal, wood, concrete, and rust removal tasks. Their durable zirconia alumina construction and fiberglass backing plate provide long-lasting, vibration-absorbing stability compatible with angle grinders up to 13,000 RPM.

## Description

Buy WORKPRO 20-Pack Flap Discs, 4-1/2-inch, Arbor Size 7/8-inch, T29 Zirconia Abrasive Grinding Wheel and Flap Sanding Disc, Includes 40/60/80/120 Grits: Flap Discs - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Great buy! - Ordered them last evening when I noticed I was out of them in my tool trailer. Couldn’t believe how fast they came and good they worked. Saved my butt and good quality. Will have my business from here on out
Review: Great grinding disks - Work great and seem to be of good quality

## Features

- Meet All You Need: This premium flap disc set includes 10 pieces of 40 grit, 5 pieces of 60 grit, 3 pieces of 80 grit and 2 pieces of 120 grit, which can be used for universal applications, ranging from metal or woodworking, concrete grinding or finishing, stone smoothing or finishing, to rust removal and more - perfectly offers all you need for your projects
- Extreme Durability and Value: Made of hard zirconia alumina material which lasts longer than standard aluminum oxide abrasive material, built for a more robust and economical grinding wheel
- T29 Flap Discs with Fiberglass Backing Plate: T29 flap disc features angled flaps, which can be used for edge-working or contoured applications. These discs are also designed with a greater surface area than flat type for stock removal on horizontal surfaces. Fiberglass creates a strong bond with adhesives and does not contaminate the working surface. Fiberglass backing plate can effectively absorb vibration and bring more stable & efficient grinding
- Great Performance: Each 4.5" x 7/8-Inch arbor size flap disc is compatible with angle grinders operatable of up to 13,000 RPM. Our flap disc set make it ideal for high performance blending and stock removal on metals non-ferrous materials, fiberglass, plastics, woods and other uneven surfaces.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07M6XN561 |
| Best Sellers Rank | #8,118 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #8 in Flap Discs |
| Brand | WORKPRO |
| Compatible Devices | Angle Grinder |
| Construction Type | Grinding |
| Date First Available | January 3, 2019 |
| Grit Material | Zirconia Alumina |
| Grit Number | 120 |
| Grit Type | Coarse |
| Item Diameter | 4.5 Inches |
| Item Weight | 3.25 pounds |
| Item model number | W124782A |
| Manufacturer | HANZGHOU GREATSTAR INDUSTRIAL CO.LTD |
| Maximum Rotational Speed | 13000 RPM |
| Product Dimensions | 4.5"L x 4.5"W |
| Recommended Uses For Product | Grinding, Rust Removal |
| UPC | 820909753230 |

## Product Details

- **Brand:** WORKPRO
- **Compatible Devices:** Angle Grinder
- **Grit Material:** Zirconia Alumina
- **Grit Type:** Coarse
- **Product Dimensions:** 4.5"L x 4.5"W

## Images

![WORKPRO 20-Pack Flap Discs, 4-1/2-inch, Arbor Size 7/8-inch, T29 Zirconia Abrasive Grinding Wheel and Flap Sanding Disc, Includes 40/60/80/120 Grits - Image 1](https://m.media-amazon.com/images/I/81ZsNM4j1gL.jpg)

## Questions & Answers

**Q: Is this good for helping to rough shape wood? thx**
A: Dear customer, these flap discs are good for finishing rough shape wood.

**Q: Dose it come in a smaller arbor size?**
A: Now we only have flap disc in 4 1/2 x 7/8 inch.

**Q: Will these remove paint from a concrete porch?**
A: Yes

**Q: Does anyone know of an adapter to put these flap discs on a rotozip (1/4” shank)?**
A: Dear customer, for safety reasons, we don't recommend to use these 7/8'' arbor flap discs on a rotozip with 1/4'' shank.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great buy!
*by 2***N on January 6, 2026*

Ordered them last evening when I noticed I was out of them in my tool trailer. Couldn’t believe how fast they came and good they worked. Saved my butt and good quality. Will have my business from here on out

### ⭐⭐⭐⭐⭐ Great grinding disks
*by C***Y on December 24, 2025*

Work great and seem to be of good quality

### ⭐⭐⭐⭐ Works great
*by F***Z on August 13, 2025*

Very good works great and the price is very good

## Frequently Bought Together

- WORKPRO 20-Pack Flap Discs, 4-1/2-inch, Arbor Size 7/8-inch, T29 Zirconia Abrasive Grinding Wheel and Flap Sanding Disc, Includes 40/60/80/120 Grits
- WORKPRO 20-Pack Cut-Off Wheels, 4-1/2 x 7/8-inch Metal&Stainless Steel Cutting Wheel, Thin Metal Cutting Disc for Angle Grinder
- DEWALT 20V MAX* Angle Grinder Tool, Tool Only (DCG413B)

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**Shop now:** [https://www.desertcart.sk/products/112319618-workpro-20-pack-flap-discs-4-1-2-inch-arbor](https://www.desertcart.sk/products/112319618-workpro-20-pack-flap-discs-4-1-2-inch-arbor)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-05*