---
product_id: 28314027
title: "BHA Grinding and Sanding Flap Discs T27, 4-1/2\" x 7/8\", 40 Grit - 10 Pack"
brand: "bha"
price: "NT$2489"
currency: TWD
in_stock: true
reviews_count: 8
url: https://www.desertcart.tw/products/28314027-bha-grinding-and-sanding-flap-discs-t27-4-1-2
store_origin: TW
region: Taiwan
---

# Fits 7/8" arbor perfectly 13,300 RPM max speed Premium Zirconia grain for durability BHA Grinding and Sanding Flap Discs T27, 4-1/2" x 7/8", 40 Grit - 10 Pack

**Brand:** bha
**Price:** NT$2489
**Availability:** ✅ In Stock

## Summary

> ⚡ Cut faster, last longer, grind smarter!

## Quick Answers

- **What is this?** BHA Grinding and Sanding Flap Discs T27, 4-1/2" x 7/8", 40 Grit - 10 Pack by bha
- **How much does it cost?** NT$2489 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/28314027-bha-grinding-and-sanding-flap-discs-t27-4-1-2)

## Best For

- bha enthusiasts

## Why This Product

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

## Key Features

- • **Precision Meets Safety:** Manufactured to ANSI safety standards for reliable, worry-free grinding.
- • **Unmatched Cutting Power:** Premium Zirconia grains deliver faster, sharper cuts for all metal types.
- • **Versatile Metal Mastery:** Ideal for finishing, deburring, and grinding—your all-in-one metalworking solution.
- • **Engineered for Longevity:** Long-lasting flap discs that outlast aluminum oxide alternatives, saving you time and money.
- • **Perfect Fit, Effortless Use:** Designed for 4.5" angle grinders with a 7/8" arbor for seamless installation and operation.

## Overview

BHA's 4-1/2" Zirconia flap discs combine premium materials and ANSI-certified safety to deliver superior grinding performance at up to 13,300 RPM. Designed for angle grinders with a 7/8" arbor, these 40 grit discs excel in metal finishing, deburring, and stock removal, offering durability and precision in a 10-pack set.

## Description

Black Hawk Zirconia Flap Discs are manufactured using premium Zirconia grain, European cloth and fiberglass backing. These discs are built for precision, durability and ease of use. The various grits offered can execute jobs from rough stock removal to fine finishing. A Zirconia Flap Disc continually produces new sharp points, creating faster cutting and a longer lifespan than aluminum oxide varieties.

## Features

- Long Lasting Premium Zirconia Grains
- Works well on all types of metals
- Perfect for finishing work, deburing, and grinding
- Manufactured in accordance with ANSI safety requirement
- For use with an Angle Grinder

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Grit Material | Aluminum Oxide, Zirconia |
| Product Dimensions | 4.5"L x 4.5"W |
| Brand | BHA |
| Compatible Devices | Angle Grinder |
| Grit Type | Coarse |
| Arbor Hole Diameter | 0.88 Inches |
| Item Thickness | 0.88 Inches |
| Grit Number | 40 |
| Construction Type | Grinding |
| UPC | 742889950037 |
| Manufacturer | BHA |
| Part Number | FD115ZA T27/40 |
| Item Weight | 2 pounds |
| Item model number | FD115ZA T27 |
| Is Discontinued By Manufacturer | No |
| Size | 40 Grit |
| Color | Blue |
| Material | Zirconia |
| Pattern | 40 Grit |
| Item Package Quantity | 10 |
| Performance Description | 13,300 RPM |
| Cutting Diameter | 4.5 Inches |
| Compatible Fastener Range | 7/8" Arbor |
| Usage | Metal Grinding |
| Batteries Included? | No |
| Batteries Required? | No |
| Assembled Diameter | 4.5 Inches |

## Product Details

- **Grit Material:** Aluminum Oxide, Zirconia
- **Product Dimensions:** 4.5"L x 4.5"W
- **Brand:** BHA
- **Compatible Devices:** Angle Grinder
- **Grit Type:** Coarse

## Images

![BHA Grinding and Sanding Flap Discs T27, 4-1/2" x 7/8", 40 Grit - 10 Pack - Image 1](https://m.media-amazon.com/images/I/51nNQ4+Z5pL.jpg)
![BHA Grinding and Sanding Flap Discs T27, 4-1/2" x 7/8", 40 Grit - 10 Pack - Image 2](https://m.media-amazon.com/images/I/51NlxUKL51L.jpg)
![BHA Grinding and Sanding Flap Discs T27, 4-1/2" x 7/8", 40 Grit - 10 Pack - Image 3](https://m.media-amazon.com/images/I/61MpT4tuoZL.jpg)
![BHA Grinding and Sanding Flap Discs T27, 4-1/2" x 7/8", 40 Grit - 10 Pack - Image 4](https://m.media-amazon.com/images/I/41suTeIVKfL.jpg)
![BHA Grinding and Sanding Flap Discs T27, 4-1/2" x 7/8", 40 Grit - 10 Pack - Image 5](https://m.media-amazon.com/images/I/51OQqgWUI3L.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best flapper wheels!
*by A***C on July 10, 2024*

I used to use hobo freight flappers disks, until my welding buddy reccomended these. Last way longer and do a much better job!

### ⭐⭐⭐⭐⭐ Great product long lasting sturdy and effective
*by F***N on March 28, 2023*

Used for shaping Brock low back chair. Very durable. Price was justified.

### ⭐⭐⭐⭐ works well
*by S***E on July 22, 2025*

good product

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**Shop now:** [https://www.desertcart.tw/products/28314027-bha-grinding-and-sanding-flap-discs-t27-4-1-2](https://www.desertcart.tw/products/28314027-bha-grinding-and-sanding-flap-discs-t27-4-1-2)

---

*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-01-23*