| SKU | 7100091344 |
|---|---|
| Legacy SKU | UU004900195 |
| UPC | 00051131361461 |
| Catalog Number | 36146 |
| 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 | 0.22796 lbs | |
|---|---|---|
| Width | 3.11024 in | |
| Length | 3.11024 in | |
| Height | 2.51969 in | |
| Diameter | 3 in | 76.2 mm |
| Center Hole Diameter | 0.0 NP |
Shipping Dimensions |
|
| Weight | 1.08004 lb |
|---|---|
| Length | 6.88976 in |
| Width | 6.1811 in |
| Height | 3.89764 in |
| Color | Blue |
|---|
PRODUCT FAQ
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What is the 3M™ Hookit™ Blue Abrasive Disc Multi-hole?
The 3M™ Hookit™ Blue Abrasive Disc Multi-hole, 36146, is an abrasive disc that can be used for sanding and finishing applications.
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What size are the discs in each carton?
The discs are sized at 3 inches.
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How many grits per disc does a 180 grade have?
A single disc has one grit - this particular product comes in a grade of 180.
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How many discs come in a carton and case respectively?
: There are 50 discs included with each carton while there are normally four cartons placed inside one case box.
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Q : Where to use these abrasives ?
A : These durable blue multihole hook-and-loop backed abrasives can attach easily on suitable back-up pads causing less strain on your hands and offer lengthier life . They're available in both coated & non-woven types to serve diverse purposes like removing paint , varnish or rust; polishing metal surfaces etc.
3M™ Hookit™ Blue Abrasive Discs 36146 are a cost-effective, high-performance upgrade for primer sanding jobs in collision repair and other industrial work.
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 36146 deliver best-in-class cut, life, and efficiency across your entire shop.

































