Best Aluminum Oxide Quick Change Discs in 2026

📌〈Quantity & Dimension〉50Pcs P36 of Zirconia Quick Change Discs. 2 Inch quick change sanding discs, with 1/4-inch handle disc holder.

📌〈High performance〉Zirconium corundum abrasive grain has high abrasion resistance and hardness. The surface is attached with thermal and blocking resistant coating, which can improve the grinding efficiency and service life.The heavy cloth base with high toughness cotton backing cloth makes dish more elastic and suitable to plane and side grinding, also increase plastic links with the disc. Quick change disc has unique safety torque screw, strong wear resistance and fast grinding force.

📌〈Security & stability〉Zirconia with high hardness, high brittleness and wear resistance ensures that this sanding disc forms no irregular fracture, edges or corners during grinding. The discs are suitable for objects of different shapes. Rapidly heat dissipation can prevent the grinding disc from collapsing or deforming for overheating. Compared with alumina grinding disc, this grinding disc has a longer service life.

40/60/80/120 grit assorted pack satisfying your polishing requirements from coarse to fine

Alumina zirconia grain with a superior cut rate and service life to aluminum oxide

Safety torque spiral design made for quick change, with strong flexibility and long service life

✅Multiple Choices: 25 of each 36 Grit, 60 Grit and 80 Grit twist lock sanding discs. With 2 mandrel shafts, 1/4” drill or driver and die grinder do real well to do surface prep polishing grinding.

✅Completely Safe: Sanding disc 3 inch has non-woven, open web abrasive material which enables cool disc running and reduces the risk of heat induced warping and discoloration.

✅Save Time: The safe locking torque on the grinding disc is spirally connected to the shank holder, so this quick change locking device system reduces downtime.

✔ FIRST CHOICE - Premium Zirconia sandpaper with strong twist lock shank base, 3 kinds of common grits (36/60/80) to meet your various grinding requirements.

✔ TWO SHANKS - Quick change Roll Lock Disc Pad(TR/Type III) with 2 Pcs 1/4" shanks, Round/Hex shank can use with any air or electric drill, die grinder, and other rotary tools for the utmost sanding control.

✔ MORE APPLICATIONS - Its ideal for heavy grinding operations on hard materials (stainless steel).Perfect for home improvement whether it is for woodworking, carving, fabrication, construction or crafting; it even works on sanding any vehicle!

✔ FIRST CHOICE - Premium Zirconia sandpaper with strong twist lock shank base, 36 Grit roloc sanding disc provides durability and high performance for grinding on all metals.

✔ EASY TO USE - All it takes is one simple turn and the disc is securely locked onto the mandrel. Use with any air or electric drill, die grinder, and other rotary tools for the utmost sanding control.

✔ MORE APPLICATIONS - Its ideal for heavy grinding operations on hard materials (stainless steel).Perfect for home improvement whether it is for woodworking, carving, fabrication, construction or crafting; it even works on sanding any vehicle!

📌〈Quantity & Dimension〉75Pcs of Zirconia Quick Change Discs, P36, P60, P80, 25Pcs of each. 2 Inch quick change sanding discs, with 1/4-inch handle disc holder.

📌〈High performance〉Zirconium corundum abrasive grain has high abrasion resistance and hardness. The surface is attached with thermal and blocking resistant coating, which can improve the grinding efficiency and service life.The heavy cloth base with high toughness cotton backing cloth makes dish more elastic and suitable to plane and side grinding, also increase plastic links with the disc. Quick change disc has unique safety torque screw, strong wear resistance and fast grinding force.

📌〈Security & stability〉Zirconia with high hardness, high brittleness and wear resistance ensures that this sanding disc forms no irregular fracture, edges or corners during grinding. The discs are suitable for objects of different shapes. Rapidly heat dissipation can prevent the grinding disc from collapsing or deforming for overheating. Compared with alumina grinding disc, this grinding disc has a longer service life.

Benchmark Abrasives 3" quick change discs are used for metal stock removal, deburring, removing sealant corrosion, levelling, finishing castings, blending, polishing, etc.

The self-sharpening zirconia grains are designed for aggressive stock removal, enhanced surface quality, and long life. Well-suited discs are effective to use on ferrous and non ferrous metals.

Designed to meet industrial standards, our quick change disc are recommended to be used with high-speed power tools such as die grinders hand-held pneumatic grinders.

Benchmark Abrasives 3" quick change discs are used for metal stock removal, deburring, removing sealant corrosion, leveling, finishing castings, blending, polishing, etc.

The self-sharpening zirconia grains are designed for aggressive stock removal, enhanced surface quality, and long life. Well-suited discs are effective to use on ferrous and non-ferrous metals.

Designed to meet industrial standards, our quick change discs are recommended to be used with high-speed power tools such as die grinders and hand-held pneumatic grinders.

Benchmark Abrasives 2" quick change zirconia flap discs are used to clean weld lines and weld splatter, finishing, polishing, deburring, and other abrasive operations.

The strong and durable design of the discs ensures stability and accuracy. Well-suited discs are made of the highest quality premium zirconia abrasive grains.

Designed to meet industrial standards, our quick change discs are recommended to be used with high-speed power tools such as die grinders and other power tools.

SPECIFICATIONS: 40 pcs flap discs - 10 pcs in 40 grits, 10 pcs in 60 grits,10 pcs in 80 grits,10 pcs in 120 grits, and 1 pcs 1/4 shank disc holder. Totally 41 pcs in the package. Maximum RPM: 12,000 to 14,000.

UNIQUE DESIGN: This flap disc set is featured with a torque spiral on the back for inserting the sanding disc pad holder more tightly, which ensures your safety while using, as well as to change the discs quickly for more efficient work.

HIGH-DENSITY MATERIALS: SUNJOYCO 2 inch flap discs are made of high-quality Zirconia and Alumina. Well designed for cleaning, deburring, removing rust, leveling, stripping, buffing, light grinding, and prepping or finishing flatwork surfaces.

Sanding Discs Set: 2 inch sanding discs set includes 25 pcs zirconium oxide discs,15 pcs nylon sic sanding discs, 2 x black strip discs,1 pc wool disc, 1 pc zirconia mini flap disc and 1 pc 1/4" shank holder, 45 pcs in total.

Quick Change Sanding Discs: These sanding discs unique safety torque spiral allows to replace disc quickly. They combine premium quality sanding grains with strong shank lock base, long lasting with high performance.

Zirconium Oxide Discs: Comes with 5 different grits, 36/60/80/120/240 grit, have strong cutting force,usually applied for heavy removal and high working speed,such as polishing titanium alloy.

3" Diameter

Made with premium Zirconia Grains that are resin over resin bonded onto extra strong polyester / cotton flap material

Curved grinding edge for fillet welds or other hard-to-reach areas

Advanced grain formulas designed to maximize cut rate on metals

Superior design minimizes loading, glazing, and grain stripping

Heavy duty vulcanized fiber backing holds up to the toughest jobs