Best 3M Sanding Blocks of 2026

Jennifer Fraser Avatar
Jennifer Fraser
Last Updated: 5 Feb 2026

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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 Rubber Sanding Block, 8 in Cover #TOP 1
3M Rubber Sanding Block, 8 in
ftb score rating icon 9.8
3M Hookit Hand Block for Flat Sanding Cover #TOP 2
3M Hookit Hand Block for Flat Sanding
ftb score rating icon 9.7
3M Pro Grade 36 Grit Sanding Block Cover #TOP 3
3M Pro Grade 36 Grit Sanding Block
ftb score rating icon 9.5

Top 3 3M Sanding Blocks

#TOP 1

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 2

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 3

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
Buying Guide Image
Editor's Notes

During our 3M sanding block research, we found 26 3M sanding block products and shortlisted 3 quality products. We collected and analyzed 5,456 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 £24.73.

The 3M sanding blocks are available for purchase. The top 3 picks range in price from a low of £5.00 to a high of £53.00, 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.