---
product_id: 170286733
title: "325045-4-1/2\" x 5/8\"-11 Standard Backing Pad for Fibre Discs"
brand: "mercer industries"
price: "€ 16.55"
currency: EUR
in_stock: true
reviews_count: 13
category: "Mercer Industries"
url: https://www.desertcart.de/products/170286733-325045-4-1-2-x-5-8-11-standard-backing
store_origin: DE
region: Germany
---

# Flexible backing for adaptive sanding Max RPM 13,300 for high-speed sanding Strong polypropylene pad for durability 325045-4-1/2" x 5/8"-11 Standard Backing Pad for Fibre Discs

**Brand:** mercer industries
**Price:** € 16.55
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your grind game — precision, power, and protection in one pad!

## Quick Answers

- **What is this?** 325045-4-1/2" x 5/8"-11 Standard Backing Pad for Fibre Discs by mercer industries
- **How much does it cost?** € 16.55 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/170286733-325045-4-1-2-x-5-8-11-standard-backing)

## Best For

- mercer industries enthusiasts

## Why This Product

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

## Key Features

- • **Trusted by Pros:** Highly rated with 4.5 stars from 410+ users who demand quality and reliability on every project.
- • **Precision Speed Mastery:** Operates up to 13,300 RPM ensuring rapid, efficient sanding without compromise.
- • **Universal Compatibility:** Seamlessly fits 4-1/2" angle grinders with 5/8"-11 arbor for versatile tool integration.
- • **Mandatory Safety Partner:** Essential backing pad that guarantees secure disc attachment and optimal sanding performance.
- • **Durability Meets Flexibility:** Crafted from premium polypropylene, balancing toughness with responsive flexibility for flawless finishes.

## Overview

The Mercer Industries 4-1/2" x 5/8"-11 Standard Backing Pad is engineered for high-speed angle grinders, supporting resin fibre sanding discs with a durable yet flexible polypropylene construction. Rated for up to 13,300 RPM, it ensures secure disc attachment and adaptive sanding performance, making it a must-have for professionals seeking reliable, efficient finishing tools.

## Description

The Mercer Industries line of backing pads is designed to support its various discs including psa discs, hook and loop discs, quick change discs and fibre discs and fit on angle grinders, die grinders and orbital sanders. Made of the finest raw materials designed to support the disc and be flexible enough to allow the disc to respond to material being sanded. It is mandatory that all discs be used with a backing pad.

Review: Good quality, good fit - This backing pad fits my angle grinder perfectly and does a great job. I am completely satisfied and recommend it.
Review: PPE,'s 100 % - Sucker works great.Just don't get your hand in the way

## Features

- Use with a resin fibre sanding disc on an angle grinder
- Strong polypropylene pad
- Designed to support the disc and be flexible enough to allow the disc to respond to material being sanded
- It is mandatory that all discs be used with a backing pad
- Max RPM 13,300

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B003PFLT3O |
| Arbor Hole Diameter | 0.63 Inches |
| Batteries Required? | No |
| Best Sellers Rank | #13,713 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #16 in Sanding Disc Backing Pads |
| Brand | Mercer Industries |
| Compatible Devices | Angle Grinder |
| Construction Type | Coated |
| Customer Reviews | 4.5 4.5 out of 5 stars (410) |
| Cutting Diameter | 4.5 Inches |
| Date First Available | September 13, 2018 |
| Global Trade Identification Number | 00765301523725 |
| Grit Material | Silicon Carbide |
| Grit Number | 100 |
| Grit Type | Medium |
| Included Components | 4-1/2" X 5/8" - 11 Standard Backing Pad for Fibre Discs |
| Item Diameter | 4.5 Inches |
| Item Package Quantity | 1 |
| Item Weight | 2.89 ounces |
| Item model number | 325045 |
| Manufacturer | Mercer Industries |
| Maximum Rotational Speed | 13300 RPM |
| Measurement System | Metric |
| Part Number | 325045 |
| Product Dimensions | 4.5"L x 4.5"W |
| Size | 4-1/2" x 5/8"-11 |
| Style | Standard |
| UPC | 765301523725 |

## Product Details

- **Brand:** Mercer Industries
- **Compatible Devices:** Angle Grinder
- **Grit Material:** Silicon Carbide
- **Grit Type:** Medium
- **Product Dimensions:** 4.5"L x 4.5"W

## Images

![325045-4-1/2" x 5/8"-11 Standard Backing Pad for Fibre Discs - Image 1](https://m.media-amazon.com/images/I/61DPkAaav6L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good quality, good fit
*by J***R on September 19, 2023*

This backing pad fits my angle grinder perfectly and does a great job. I am completely satisfied and recommend it.

### ⭐⭐⭐⭐⭐ PPE,'s 100 %
*by J***N on November 26, 2025*

Sucker works great.Just don't get your hand in the way

### ⭐⭐⭐⭐ Great sandpaper backing pad, no tightening tool
*by R***N on February 25, 2022*

This item fit my 4.5" grinder great and works great. It didn't come with a tightening tool so I had to make one. Needs to come with this tool.

## Frequently Bought Together

- Mercer Industries 325045-4-1/2" x 5/8"-11 Standard Backing Pad for Fibre Discs
- BHA Zirconia Resin Fiber Sanding and Grinding Discs, 4.5” x 7/8”, 36 Grit - 25 Pack
- Benchmark Abrasives 4 1/2 Inch Sanding Discs Aluminum Oxide Resin Fiber Grinding Disc for Grinding, Stripping on Wood, Fiberglass, Metal, 7/8" Arbor Angle Grinder Sanding Disc, 25 Pack - 80 Grit

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**Shop now:** [https://www.desertcart.de/products/170286733-325045-4-1-2-x-5-8-11-standard-backing](https://www.desertcart.de/products/170286733-325045-4-1-2-x-5-8-11-standard-backing)

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-02-21*