| SKU | 7100373262 |
|---|---|
| Legacy SKU | 60450002369 |
| UPC | 00068060063922 |
| Catalog Number | 37220 |
| Product Number | 521U |
3M Stikit Blue Abrasive Sheet 521U is a paper-backed abrasive sheet with excellent performance and cut. It is available in a range of grades.
- Excellent cut rate and performance
- E-weight paper backing is highly durable and withstands wear, pressure and damage
- Stikit™ system for simple, secure application
- Convenient sheet form available in a variety of grades
Product Dimensions |
Imperial | Metric |
| Weight | 1.827 lbs | |
|---|---|---|
| Width | 1-1/2 in | |
| Length | 16-3/4 in | |
| Height | 2.9378 in |
Shipping Dimensions |
|
| Weight | 9.584 lb |
|---|---|
| Length | 18.3 in |
| Width | 8.6 in |
| Height | 4.6 in |
| Color | Blue |
|---|
PRODUCT FAQ
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What is the 3M™ Stikit™ Blue Sheet 37220 used for?
The 3M™ Stikit™ Blue Sheet 37220 is designed for sanding and finishing surfaces, especially in automotive, woodworking, and industrial applications. It’s great for smoothing out surfaces and preparing them for painting or finishing!
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What are the sheet dimensions and how many sheets come in a carton?
Each sheet measures 2-3/4 inches by 16-1/2 inches (70 mm x 420 mm). You get 25 sheets in each carton, and there are 5 cartons per case.
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Does the 3M Stikit Blue Sheet 37220 have an adhesive backing?
Yes, it does! The "Stikit" name means there’s a pressure-sensitive adhesive backing, so you can easily stick the sheets onto a sanding block or tool and remove them cleanly when you're done.
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What makes the blue Stikit 37220 different from other sandpaper sheets?
The 3M Stikit Blue Sheet uses advanced ceramic mineral technology, which provides fast cutting action and long-lasting durability. Plus, the blue backing is flexible and tear-resistant, making your sanding jobs quicker and easier!
The 3M Stikit Blue Abrasive Sheet 521U is expertly engineered for professional collision repair applications, making it an ideal choice for sanding a variety of substrates such as paint, primer, metal, and composite materials. This versatile abrasive sheet is designed to deliver a fast, consistent cut, helping you achieve smooth, high-quality finishes with greater efficiency.
Constructed with a robust E-weight paper backing, the 521U sheet offers outstanding durability and resistance to tearing, ensuring long-lasting performance even during demanding sanding tasks. The advanced abrasive minerals embedded in the sheet provide excellent cutting power, allowing you to remove material quickly while maintaining a uniform surface.
One of the standout features of this product is the 3M Stikit system, which incorporates a pressure-sensitive adhesive coating on the back of each sheet. This innovative design allows for quick and effortless attachment to sanding blocks or machines, as well as easy removal without leaving behind sticky residue. This not only saves time but also enhances productivity in busy repair environments.
- Optimized for use on paint, primer, metal, and composite surfaces
- Fast-cutting abrasive for efficient material removal
- Durable E-weight paper backing for extended sheet life
- Pressure-sensitive adhesive (Stikit system) for easy application and removal
- Compatible with both hand sanding and power sanding equipment
Whether you are working with hand sanding tools or power sanders, the 3M Stikit Blue Abrasive Sheet 521U provides reliable performance and convenience, making it a trusted solution for automotive professionals seeking superior results in every project.

