Best 3M Sanding Blocks of 2025

Jennifer Fraser Avatar
Jennifer Fraser
Last Updated: 1 Feb 2025

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Introducing 3M's sanding blocks - a range of high-quality tools designed to enhance your sanding experience. These sanding blocks, crafted by the reputable brand 3M, are known for their durability and efficiency. Whether you're working on a DIY project or a professional job, these sanding blocks provide a comfortable grip and precise control, allowing you to achieve a smooth and flawless finish. With a variety of options available, 3M's sanding blocks are a reliable choice for all your sanding needs.

At a Glance: Our Top Picks

3M 9292 SandBlaster Rubber Sanding Block Cover #TOP 1
3M 9292 SandBlaster Rubber Sanding Block
ftb score rating icon 9.8
3M Hookit Dust Extraction Sanding Block Cover #TOP 2
3M Hookit Dust Extraction Sanding Block
ftb score rating icon 9.7
3M Professional Grade Sanding Block for Putty Cover #TOP 3
3M Professional Grade Sanding Block for Putty
ftb score rating icon 9.5

Top 10 3M Sanding Blocks

#TOP 1

3M 9292 SandBlaster Rubber Sanding Block

3M
9292
Standard
3M 9292 SandBlaster Rubber Sanding Block Cover
3M 9292 SandBlaster Rubber Sanding Block for Sandpaper Sheets , 70mm x 125mm, 1 Block

The 3M SandBlaster Block offers a reliable and comfortable grip, allowing you to maintain better control while sanding. This makes it easier for you to achieve a smooth finish on your projects. Designed for use with sandpaper sheets or rolls, it enhances your sanding experience by making the process quicker and more efficient. With dimensions of 70 x 125 mm, this block fits comfortably in your hand, providing the convenience you need for various sanding tasks.

What We Like
Comfortable grip for control
Quick and easy sanding
Compatible with sheets or rolls
Compact size for handling
#TOP 2

3M Hookit Dust Extraction Sanding Block

3M
35827
273 mm
273 mm x 67 mm
3M Hookit Dust Extraction Sanding Block Cover
3M™ Hookit™ Dust Extraction Flexible Sanding Block 35827, 273 mm x 67 mm

The 3M Hookit Sanding Block is a lightweight tool designed for power and control, making it easy to restore contours and bodylines. Its dust extraction feature works seamlessly with a vacuum system, allowing you to capture dust efficiently, which can extend the life of your abrasives and maintain a cleaner workspace. The adaptable hook and loop attachment system enables quick and easy changes of abrasives, saving you time during your projects. Additionally, the built-in vacuum control lets you adjust suction to enhance dust capture while preventing the block from sticking to the substrate.

What We Like
Lightweight and easy to handle
Effective dust capture
Quick abrasive changes
Adjustable vacuum control
#TOP 3

3M Professional Grade Sanding Block for Putty

3M
5519
2 3/4 in x 5 in
3M Professional Grade Sanding Block for Putty Cover
3M Sanding Block 05519, 2-3/4 in x 5 in, Professional Grade, Rubber, For Putty and Filler,Red

The 3M Sanding Block is designed to make your sanding tasks quicker and more efficient. Its pliable rubber construction ensures that the sandpaper remains flat against surfaces, providing a smooth finish. You will appreciate the reliable execution, which helps prevent those unsightly “sanding waves”, giving you consistent results every time. Additionally, the user-friendly design enhances comfort and control during use, making it ideal for auto body repair and other similar jobs.

What We Like
Efficient sanding process
Pliable rubber for flat surfaces
Consistent results without waves
Comfortable and easy to control
#TOP 4

3M 20909-60 Sandblaster Paint Stripping Sponge

3M
20909-60
3M 20909-60 Sandblaster Paint Stripping Sponge Cover
3M 20909-60 60 Grit Sandblaster Paint Stripping Sanding Sponge Block

The 3M Sandblaster Sponge is designed for use on flat or slightly contoured surfaces, making it ideal for a variety of sanding tasks. Its dimensions of 4" x 2-3/4" x 1" ensure it fits comfortably in your hand. With grit on all four sides, you can easily access all areas without needing multiple tools. Additionally, this sponge is washable, allowing for prolonged use and easy maintenance. This combination of features makes the 3M Sandblaster Sponge a practical choice for your sanding needs.

What We Like
Versatile for different surfaces
Grit on all four sides
Washable for easy cleaning
Convenient size for handling
#TOP 5

3M Rubber Sanding Block, 8 in

3M
5520
Black
2-3/4 in x 8 in
3M Rubber Sanding Block, 8 in Cover
3M Sanding Block, Rubber, 05520, 2-3/4 in x 8 in, Black

The 3M Sanding Block is designed to securely hold sandpaper for hand sanding, whether you're working wet or dry. Its tough rubber material offers excellent support, ensuring that you achieve an even finish across the surface. The block's curved design is tailored to fit comfortably in your hand, providing a convenient grip for consistent application. Available in both 8 inch and 5 inch lengths, this block accommodates various projects, making it a versatile tool for your sanding needs.

What We Like
Comfortable grip design
Firmly holds sandpaper
Tough and durable material
Available in multiple sizes
#TOP 6

3M Pro Grade 36 Grit Sanding Block

3M
98323122
Grey
3M Pro Grade 36 Grit Sanding Block Cover
Pro Grade Precision 3M Faster Sanding Block Abrasive Sponge 36 Grit (Extra Coarse), 24003TRI-XC-B, 2.5" x 4.4" x 1", 12/Pack Grey

The 3M Sanding Block is designed with professional grade foam that retains its shape, ensuring long-lasting use. You can achieve effective hand sanding thanks to its state-of-the-art mineral grit. Whether you prefer wet or dry sanding, this sponge adapts easily to any surface, making your tasks more convenient. Plus, you won't have to worry about the abrasive material rubbing off, keeping your work area clean and efficient.

What We Like
Durable foam material
Effective mineral grit
Suitable for wet or dry sanding
Adapts to various surfaces
#TOP 7

3M Hookit Sanding Block Set of 24

3M
5690
Yellow
3M Hookit Sanding Block Set of 24 Cover
3M 5690 Hookit Sanding Block, 05690, 5/8 in X 2-1/2 in X 5-3/8 in, 24 per case, Set of 24

The 3M Hookit Sanding Blocks are designed to deliver consistent sanding results, making your tasks easier and more efficient. You will find that these blocks excel in challenging locations, allowing you to sand thoroughly without straining. Their ergonomic design helps limit hand fatigue, making long sanding sessions much more manageable. Additionally, the 3M Hookit attachment system simplifies the process of changing abrasives, giving you more time to focus on your project.

What We Like
Consistent sanding results
Easy sanding in tight spots
Reduces hand fatigue
Quick abrasive changes
#TOP 8

3M Hookit Hand Block for Flat Sanding

3M
5741
Factory
7 in
3M Hookit Hand Block for Flat Sanding Cover
3M Hookit Hand Block 05741, 2-3/4 in x 7-3/4 in, Flat Sanding, Fast Change Out

The 3M Hookit Hand Block is designed to enhance your sanding experience. Its performance design ensures consistent results, allowing you to achieve a true flat surface with ease. You will find that this tool boosts the efficiency of hand sanding, making your tasks quicker and more effective. Additionally, the block is crafted for comfort, fitting snugly in your hand, which helps reduce fatigue during extended use. This makes it an ideal choice for industrial and occupational applications.

What We Like
Consistent sanding results
Easy to achieve flat surfaces
Boosts hand sanding efficiency
Comfortable grip
#TOP 9

3M CP-002 Medium Grit Sanding Sponge

3M
CP-002
3M CP-002 Medium Grit Sanding Sponge Cover
3M CP-002 Sanding Sponge CP002 Medium Grit

The 3M CP-002 Sponge is an all-purpose sanding sponge designed for versatility and ease of use. You can use it to sand both flat and slightly contoured surfaces, making it ideal for various projects. Whether you prefer to work wet or dry, this sponge accommodates your needs, enhancing your sanding experience. Plus, it is washable and reusable, which means you can save money and reduce waste while enjoying consistent performance.

What We Like
All-purpose versatility
Can be used wet or dry
Washable and reusable
Suitable for flat and contoured surfaces
#TOP 10

3M Grippy Sanding Block for Hand Sanding

3M
35123
Blue
68mm x 111mm x 20mm
3M Grippy Sanding Block for Hand Sanding Cover
3M Grippy Sanding Block, 68 mm x 111 mm x 20 mm, 35123

The 3M Grippy Sanding Block is specifically designed for hand sanding, particularly when you need extra support. Its dimensions of 6.8 cm x 11 cm ensure it fits comfortably in your hand. The 2 cm thickness offers stability, making it perfect for tackling hard-to-reach areas like grooves and channels. You can use it for both wet and dry sanding, adding flexibility to your projects. Additionally, the thin film-backed cloth features a grip material, ensuring you have a secure hold while working.

What We Like
Comfortable hand sanding
Stable for hard-to-reach areas
Suitable for wet or dry use
No-slip grip material
Durable, won't tear or crease
Buying Guide Image
Editor's Notes

During our 3M sanding block research, we found 26 3M sanding block products and shortlisted 10 quality products. We collected and analyzed 54,526 customer reviews through our big data system to write the 3M sanding blocks list. We found that most customers choose 3M sanding blocks with an average price of £14.36.

The 3M sanding blocks are available for purchase. The top 10 picks range in price from a low of £4.00 to a high of £71.00, find the one that fits your budget.

Written by
Jennifer Fraser Avatar

Jennifer Fraser is a licensed contractor specializing in sales, maintenance, and kitchen, bathroom, and home appliances, tools, and utilities. She owns a store in Leeds where you can get any home and tool appliance. Jenny has a degree in literature, but she combines her knowledge and experience with her degree to publish DIY articles on solving home appliances issues to keep up the family enterprise.