| SKU | 7100091239 |
|---|---|
| Legacy SKU | UU004899686 |
| UPC | 00051131361669 |
| Catalog Number | 36166 |
| Product Number | 321U |
The 3M Hookit Blue Abrasive Disc 321U delivers best-in-class performance at every stage of paint prep and coatings removal. Premium aluminum oxide mineral abrasive is blended with ceramic grain for a full range of sanding applications. The multi-hole discs feature a specially-designed pattern that reduces loading, extends disc life and aligns with most backup pads. Hookit attachment makes disc changes easy.
- A best-in-class abrasive for a variety of applications
- Engineered ceramic mineral blend is balanced for maximum abrasive performance in its class
- Discs available in mutli-hole pattern for excellent dust extraction or in no-hole format
- Anti-loading coating prevents dust and debris from clogging the cutting surface
- Upgraded resins improve durability and finish
Product Dimensions |
Imperial | Metric |
| Weight | 0.50001 lbs | |
|---|---|---|
| Width | 5.11811 in | |
| Length | 5.11811 in | |
| Height | 2.51969 in | |
| Diameter | 5 in | 127 mm |
| Center Hole Diameter | 0.0 NP |
Shipping Dimensions |
|
| Weight | 2.28994 lb |
|---|---|
| Length | 11.29921 in |
| Width | 5.90551 in |
| Height | 6.29921 in |
| Color | Blue |
|---|
PRODUCT FAQ
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Can you explain the purpose of the multi-hole in 3M™ Hookit™ Blue Abrasive Disc?
Yes, certainly! The multi-hole design of these discs is intended to provide superior dust extraction, allowing for faster and more consistent sanding results.
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What type of surfaces can I use this abrasive disc on?
3M™ Hookit™ Blue Abrasive Disc is designed for a wide range of substrates including metal, composites, gelcoat, and paint. This makes it an incredibly versatile option for professionals working across industries.
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How many discs come in each case or carton?
Each carton contains 50 discs while each case has four cartons inside. That means per case there are a total of 200 abrasives that your team can use to tackle even the most demanding projects with ease.
3M™ Hookit™ Blue Abrasive Discs 36166 are a cost-effective, high-performance upgrade for paint preparation and scuff sanding jobs.
The multi-hole pattern provides excellent dust extraction to help reduce loading and extend disc life. Additionally, the universal design aligns with most sanders and backup pads for durable, long-lasting use.
The Hookit™ attachment system allows for quick disc changes with its hook-and-loop feature. This feature makes disc attachment, removal, and re-attachment clean and easy.
The engineered ceramic mineral blend delivers strong abrasive performance in its class, and the anti-loading coating helps keep dust from gathering between the abrasive grains for a faster precision cut.
Overall, 3M™ Hookit™ Blue Abrasive Discs 36166 deliver best-in-class cut, life, and efficiency across your entire shop.

































