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7 different grits: 2 pcs of 40 grit and 3 each of 60/80/120/150/240/400 Grit. Top quality: made of extremely durable backing and coated with premium aluminum oxide abrasive grains. User-friendly design: grit numbers and direction are clearly printed on the back of the belts, making them easy to distinguish and use.

Usage: works with an assortment of belt sanding machines and applications – providing a heavy duty stripping and sanding tool for wood, rubber, aluminum, fiberglass, plastic and non-ferrous metals.


Craftsmanship: these 3”x21” sanding belts feature a heat and moisture resistant material, and were designed with expertly crafted seams that won’t break under pressure.
1. Coceca
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18 Pack Sanding Belts 3 Each of 60 80 120 180 240 400 Grits for Belt Sander, Coceca 3x21 Inches75x533mm Aluminum Oxide Sanding Belt
#adCoceca #ad - Size: 3x21inch75*533mm. Application:it is mainly used for wood / aluminum / glass / plastic / metal / stone ect. Grit: each 3of 60/80/120/180/240/400 Grits. Material:Premium Aluminum Oxide grain. Compatibility:suitable for 3x21-Inch belt sander.More information #ad
Brand | Coceca #ad |
Manufacturer | Coceca #ad |
Weight | 0.09 Pounds |
More information #ad
2. STUHAD
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Aluminum Oxide Sanding Belts 4 Each of 60 80 120 180 240 Grits and 2 each of 40 400 Grits for porter cable belt sande, 24pcs Belt Sander Sandpaper, STUHAD 3 x 21 Inch Sanding Belts
#adSTUHAD #ad - Improve the quality of grinding products. Size: 3x21inch 75*533mm. Increase the use time of abrasive belt. Grit: 4 each of 60 80 120 180 240 grits and 2 each of 40 400 grits.More information #ad
Material: made from Premium Aluminum Oxide grain. Connection: with opposite joint instead of commonly used overlap joint, the connection is smooth and firm. Application: it is mainly used for wood / metal / aluminum / glass / plastic / stone.Brand | STUHAD #ad |
Manufacturer | Forbetter #ad |
Height | 0.39 Inches |
Length | 3.94 Inches |
Width | 3.94 Inches |
Part Number | Forbetter20200612 |
More information #ad
3. SACKORANGE
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5 Each of 40 80 120 240 Grit Aluminum Oxide Sanding Belts For Belt sander 3 x 21 inch, Sackorange 20 PCS 3 inch x 21 inch Abrasive Sanding Belts
#adSACKORANGE #ad - 20 pcs assortment includes 5 each of 40 / 80 / 120 / 240 Grits. Antistatic, washable plus an additive in the resin to resist loading. Made from premium open coat aluminum oxide grain, delivering fast and long lasting sanding.More information #ad
Other grit sanding belts are also available for sale. Pls visit our store. Suitable for sanders & Grinders to applications: wood/ aluminum/ non-ferrous metal/ plastic/ fiberglass.Brand | SACKORANGE #ad |
Manufacturer | SACKORANGE #ad |
Part Number | 005432 |
More information #ad
4. HongWay
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24 Pack Sanding Belts 4 Each of 40 80 120 150 240 400 Grits for Belt Sander …, Hongway 3x21 Inches Aluminum Oxide Sanding Belt
#adHongWay #ad - Compatibility:suitable for 3x21-Inch belt sander. Bi-directional tape joint can give you a better using experience. We have upgraded the product with high strength tape for interface handling, which makes your use smoother, and won’t break under pressure.More information #ad
Application:it is mainly used for wood / aluminum / plastic / metal / glass / stone ect. Size: 3x21inches. Grit: each 4 of 40/80/120/150/240/400 Grits. Material:Premium Aluminum Oxide grain.Brand | HongWay #ad |
Manufacturer | HongWay #ad |
Height | 0.79 Inches |
Length | 8.86 Inches |
Width | 6.89 Inches |
Part Number | HongWay2020071902 |
More information #ad
5. Taokyid
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24 Pack, 3 x 21-Inch Sanding Belts for Belt Sander 3x21 6 Each of 40 80 120 240 Grits Aluminum Oxide Abrasive Sandpaper
#adTaokyid #ad - SpecificationFit all standard belt sander 3x21. Assortment24 pcs belt sander paper 3x21 6 each of 40/80/120/240 grits to meet your requirements for different application. Firm belt interfaceprecision engineered bi-directional tape joint anti-clogging stearate to reduce heat and buildup resin over resin bonding for long belt life.More information #ad
Premium durable materialmade from premium open coat aluminum oxide grain, features good abrasion resistance, anti-static, resist moisture and heat. Applicationsuitable for Sanders & Grinders to applications: wood/ aluminum/ non-ferrous metal/ plastic/ fiberglass.Brand | Taokyid #ad |
Manufacturer | Taokyid #ad |
Part Number | TA-3X21-24M4 |
More information #ad
6. S SATC
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S SATC 3×21 Inch Aluminum Oxide Sander Belt 20 PCS 40/60/80/120/150/240/400 Assorted Grits Sanding Belt Pack
#adS SATC #ad - Universal compatibility: 3×21 inch aluminum oxide sanding belts are some of the most poopular abrasive belts and can fit a wide range of belt sanders available on the market.7 different grits: 2 pcs of 40 grit and 3 each of 60/80/120/150/240/400 Grit. Top quality: made of extremely durable backing and coated with premium aluminum oxide abrasive grains. User-friendly design: grit numbers and direction are clearly printed on the back of the belts, making them easy to distinguish and use.
More information #ad
Wide applications:3×21 inch aluminum oxide assorted grits sanding belts are perfect for aggresive stock removal, medium to light sanding as well as polishing on wood/aluminum/metal/fiberglass/rubber/plastic/non-ferrous metals.Brand | S SATC #ad |
Manufacturer | S SATC #ad |
More information #ad
7. POWERTEC
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POWERTEC 110430 3 x 21 Inch Sanding Belts | 80 Grit Aluminum Oxide Sanding Belt | Premium Sandpaper for Portable Belt Sander – 10 Pack
#adPOWERTEC #ad - Premium grade: made with our superior X-weight clothed backing, an open coat aluminum oxide grain, and an impressive resin on resin bond that ensures long lasting performance.Usage: works with an assortment of belt sanding machines and applications – providing a heavy duty stripping and sanding tool for wood, rubber, aluminum, fiberglass, plastic and non-ferrous metals.
More information #ad
Gritty: available in a wide range of uniformed grit - 40/ 60/ 80/ 100/ 120/ 150/ 180/ 240/ 320/ 400 Grit. Craftsmanship: these 3”x21” sanding belts feature a heat and moisture resistant material, and were designed with expertly crafted seams that won’t break under pressure.Brand | POWERTEC #ad |
Manufacturer | POWERTEC #ad |
Height | 3.5 Inches |
Length | 9 Inches |
Weight | 0.95 Pounds |
Width | 3 Inches |
Part Number | 110430 |
Model | 110430 |
More information #ad
8. M-jump
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M-jump 18 PCS 3 x 21 inch Aluminum Oxide Sanding Belt Kit-Include 3 Each of 60 80 120 150 240 400 Grits-Premium Sandpaper Sander Belt for Portable Belt Sander
#adM-jump #ad - Made with Premium Aluminum Oxide grain. It is mainly used for wood / plastic / aluminum / glass / non-ferrous metal / stone ect. Antistatic, washable plus an additive in the resin to resist loading.More information #ad
18 pcs assortment includes 3 each of 60 / 150 / 120 / 80 / 240 / 400 Grits. Other grit sanding belts are also available for sale. Pls visit our M-jump store.Brand | M-jump #ad |
Manufacturer | M-jump #ad |
Weight | 1.1 Pounds |
Part Number | 43398-45284 |
More information #ad
9. POWERTEC
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POWERTEC 110460 3 x 21" Sanding Belts | 40 Grit Aluminum Oxide Sanding Belt | Premium Sandpaper For Portable Belt Sander – 10 Pack
#adPOWERTEC #ad - Premium grade: made with our superior X-weight clothed backing, an open coat aluminum oxide grain, and an impressive resin on resin bond that ensures long lasting performance.Craftsmanship: these 3”x21” sanding belts feature a heat and moisture resistant material, and were designed with expertly crafted seams that won’t break under pressure.
More information #ad
Gritty: available in a wide range of uniformed grit - 40/ 60/ 80/ 100/ 120/ 150/ 180/ 240/ 320/ 400 Grit. Usage: works with an assortment of belt sanding machines and applications – providing a heavy duty stripping and sanding tool for wood, rubber, aluminum, fiberglass, plastic and non-ferrous metals.Brand | POWERTEC #ad |
Manufacturer | POWERTEC #ad |
Height | 2.9 Inches |
Length | 8.8 Inches |
Weight | 0.99 Pounds |
Width | 3.1 Inches |
Part Number | 110460 |
Model | 110460 |
More information #ad