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⚡ Power your precision with Mercer’s backing pad – where durability meets speed!
The Mercer Industries 4-1/2" x 5/8"-11 Standard Backing Pad is a high-performance accessory designed to support resin fibre sanding discs on angle grinders. Crafted from strong polypropylene, it offers flexibility to adapt to sanding surfaces while operating safely at speeds up to 13,300 RPM. Compatible with various disc types and materials including wood, metal, and plastic, this backing pad is a must-have for professionals seeking reliable, durable, and efficient sanding solutions.







| ASIN | B003PFLT3O |
| Arbor Hole Diameter | 0.63 Inches |
| Best Sellers Rank | #15,702 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #24 in Sanding Disc Backing Pads |
| Brand Name | Mercer Abrasives |
| Compatible Devices | Angle Grinder |
| Compatible Material | Wood, Metal, Plastic |
| Construction Type | Coated |
| Customer Reviews | 4.5 4.5 out of 5 stars (307) |
| Global Trade Identification Number | 00765301523725 |
| Grit Material Type | Silicon Carbide |
| Grit Number | 100 |
| Grit Type | Medium |
| Included Components | 4-1/2" X 5/8" - 11 Standard Backing Pad for Fibre Discs |
| Industry Standard Identifier | Backing Pad |
| Item Dimensions | 4.5 x 4.5 x 1.5 inches |
| Item Dimensions L x W | 4.5"L x 4.5"W |
| Item Type Name | Standard Backing Pad for Fibre Discs |
| Manufacturer | Mercer Industries |
| Maximum Rotational Speed | 13300 RPM |
| Model | 325045 |
| UPC | 765301523725 |
| Unit Count | 1.0 Count |
J**N
PPE,'s 100 %
Sucker works great.Just don't get your hand in the way
N**E
Still in one peice!
Seems fine. I'm pretty hard on tools. Been using 24 grit on industrial paint. Been solid, will sit flush.
R**N
Great sandpaper backing pad, no tightening tool
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.
A**R
Grind on
It fits and works great
G**N
Works well on my drill
Works well for my refinishing concrete countertops.
K**D
Excellent for fiberglass repair
I bought this to rough out fiberglass and strip off rust and old paint to prep for body repair. It works great!
R**T
Nice backer
Works alright
B**R
Durable and Fits!
Great replacement
T**5
First one was imbalanced and returned Replacement was ok
S**E
Fit parfaitement sur une meuleuse Dewalt pour poncer différents matériaux.
S**7
works great for what it was intended for.
H**Y
Good price but tends to shatter instead of melting/slowly decreasing in diameter over time
A**T
C était un outil qui me manquait, satisfait
Trustpilot
1 month ago
1 month ago