Best Kosta in 2026

THE NEW GRINDER WHEEL - Combines refined craftsmanship, intuitive technology, and powerful performance.4" diameter with 5/8" spindle, fits most standard 4 inch or 4 1/2" angle grinders.

POWER-The fifth-generation carbon steel teeth density is higher. Compared with the previous generation, each engraving wheel has more than 500 sharp teeth has a larger coverage which can complete the work more efficiently. Save you money and time.

EVOLVED-Stronger carbon steel, special design of the wheel to ensure absolute efficiency with extended life. Under normal use, it can extend 32%.

High performance aluminum oxide grain for long life and high material removal

High grain concentration for agressive grinding action and smoother running wheels

Proprietary material mix ensures durable long life wheels

5 Pack Premium Metal Grinding Discs

4-1/2" Inch Diameter x 1/4" Inch Thickness x 7/8" Inch Arbor

A24T Aluminum Oxide Grains for Aggressive Grinding and High Stock Removal

▶️ LONGEST LASTING: Quick change discs have long life.Wide selection of grits and grains.Easy to use.Our product are made of premium grain and offer three attachment options with 1/4 inch holder.

▶️ Upgraded ALuminum: Roll lock discs are made for high-quality proffessional aluminum oxide.We have done a lot of testing to give you the most satisfying experience in order to give you best product.

▶️ BEST MATCH SIZE: Sanding discs roloc 2” surface conditioning discs-Coarse/Medium/Fine total 46pcs incloud 1/4 inch shank roll lock disc holder fit die grinder profectly.

High performance aluminum oxide grain for long life and high material removal of the grinding wheel

High grain concentration of the grinder disc is made for aggressive grinding action and smoother running wheels

Proprietary material mix of 4 1/2 grinding wheels ensures durable long life wheels

Benchmark Abrasives 4.5" x 7/8" T29 flap disc is ideal for sanding, grinding, deburring, finishing, etc. for cast Iron, steel, stainless steel, titanium, fiberglass, wood, and more.

Zirconia high-density flap discs are manufactured using European zirconia cloth. The European material is superior due to its uniform particle size and premium blend of ingredients.

Designed to meet industrial standards, our high-quality flap discs are recommended to be used with angle grinders sized 4.5” to 5“. These Type 29 flap discs are versatile products that can be used for aggressive stock removal to surface blending.

Constructed of industrial grade high density premium zirconia to provide more grinding material than standard flap discs

40 grit flap disc is coarser in build and is ideal for heavier stock removal

Bevel Type 29 disc build is effective for countours, edge and weld blending, and radius grinding

✅ Meet All You Need – This premium flap disc set includes 10 pieces of 40 grit, 5 pieces of 60 grit, 3 pieces of 80 grit and 2 pieces of 120 grit, which can be used for universal applications, ranging from metal or woodworking, concrete grinding or finishing, stone smoothing or finishing, to rust removal and more - perfectly offers all you need for your projects

✅ Extreme Durability and Value – Made of hard zirconia alumina material which lasts longer than standard aluminum oxide abrasive material, built for a more robust and economical grinding wheel

✅ T29 Flap Discs with Fiberglass Backing Plate - T29 flap disc features angled flaps, which can be used for edge-working or contoured applications. These discs are also designed with a greater surface area than flat type for stock removal on horizontal surfaces. Fiberglass creates a strong bond with adhesives and does not contaminate the working surface. Fiberglass backing plate can effectively absorb vibration and bring more stable & efficient grinding

Long Lasting Premium Zirconia Grains

Works well on all types of metals

Perfect for finishing work, deburing, and grinding

Turn your Dremel rotary tool into a powerful sanding machine with the 18-piece EZ Lock Sanding & Grinding Kit

Sanding bands and discs are ideal for rough shaping and smoothing of wood and fiberglass while the abrasive buff is great for delicate paint removal and detail cleaning

Sharpening/Grinding accessories are perfect for sharpening, deburring and general purpose grinding on most materials. Use on metals, casting, welded joints, rivets and rust

1/4" hex shank for easy bit changes

High performance aluminum oxide tip for long life

For deburring, shaping and grooving

40PCS 40/60/80/120 Grit assorted pack, each grit 10 pcs, 4-1/2 Inch Diameter, 7/8 Inch Arbor

Premium resin-bonded aluminum oxide abrasive produces high performance:durable,good abrasion resistance,anti-static and anti-clogging

GREAT PERFORMANCE - Each 4.5" x 7/8-Inch arbor size flap disc is compatible with angle grinders operatable of up to 17,000 RPM.

★Universal Applicability:Diameter is 4-1/2 inch and arbor is 7/8 inch so this size can fit all 4-1/2 inch and 5 inch angle grinders in the market.And there is special washer come with the item which can change the arbor from 7/8 inch to 5/8 inch.

★High Premium Material:This cavring dics is made by premium titanium steel which has the higher hardness and longer life.

★Application:This wheel can be used for wooden materials,grinding,carving and any other DIY wood works.

【Value Kit】The 2 inch discs set comes with two 1/4'' holders, 15 non-woven discs (coarse/medium/fine), 64 aluminum oxide discs (40#/60#/80#/120#/180#/240#), 15 zirconium oxide discs (60#/80#/120#), two mini flap disc (40#), two black sanding discs and one wool disc. The product quantity and grits are indicated on separated packing bags.

【High Performance】These sanding discs combine premium quality sanding grains(aluminum oxide/zirconium oxide/non-woven aluminum oxide/SiC/wool) with strong, high toughness shank base, long last with high abrasive resistance. They can operate up to 23000 RPM.

【Wide Applications】Various surface conditioning discs are excellent for using on surfaces of carbon steel, stainless steel, alloys, iron, non-ferrous and other nonmetal materials like wood, glass, ceramics, stone. Widely used in shipbuilding, car building, aviation, and machinery.

Benchmark Abrasives 5" diameter and 7/8" arbor zirconia resin fiber discs are commonly used for surface preparation, blending, chamfering, paint or rust removal, etc.

These heavy stock removal discs are ideal for tough materials like metal & stainless steel. The strong and tough design of the discs provides consistent performance.

The surface finishing discs have heavy-duty vulcanized fiber backing and heat-treated phenolic resins for increased strength, durability, and tear resistance. The superior design of discs minimizes loading, glazing, and grain stripping.

Pack of 25 Discs

4-1/2" Diameter with 7/8" Arbor hole

Performs great for blending welds

High-performance aluminum oxide grain offers long life and aggressive material removal, suitable for 1/4" mandrels and up to 13,300 RPM.

Low vibration design ensures operator convenience and longer usage, ideal for metal fabrication, auto shops, maintenance, and construction.

All-purpose grinding disc for edges and surfaces with excellent stock removal rate, ideal for cleaning, rust removal, deburring, and polishing.

📌 LONGEST LASTING: Paint remover improved nylon web fibers and an extra course abrasive for longer life. Blue clean and strip discs has a longer life than black clean and strip discs.

📌 TOP-LEVEL MATERIAL: Strip disc is made of Silicon Carbide which is the best material for stirp discs better than any brands’ product.

📌 BEST MATCH SIZE: Paint stripper 4-1/2" x 7/8" with 5 pack for use on metal, fiberglass,wood,concrete

👷[SIZE& QUANTITY]: A pack of 10 pieces grinding wheels. Its measures 4-1/2 in. in diameter, 1/4 in. in thickness, and is designed with a 7/8 in. arbor for easy and secure installation.

👷[APPLICATIONS]: The grinding wheel is perfect for cleaning, Rust removal, grinding, dusting, deburring, polishing, stripping resin. Can be effectively used on metal for steel, stainless steel, aluminum,copper,etc.

👷[EXTREME DURABILITY AND VALUE]: LUCKUT metal grinding wheels are made of high performance aluminum oxide grain for long life and aggressive material removal built.

Package content: 1 piece of angle grinder disc, 1 piece of 12 teeth wood shaping disc, 1 piece of grinder chain disc with 1 piece of replacement chain, 4 pieces in total, a convenient combination to meet you different needs，and you need to install the accessories completely and securely in the correct order before they can be applied

Sturdy and durable: made of tungsten carbide, wood shaping disc and grinder chain disc are with nice rust and corrode resistance, won't break or deform easily, durable to use for a long time; The angle grinder disc measures about 3.3 inches/ 84 mm in outer diameter, and 0.63 inch/ 16 mm in hole diameter, the diameter of the grinder chain disc is about 3.9 inch/ 100 mm, and 0.63 inch/ 16 mm in hole diameter

Pointed teeth: the wood grinding wheel features with hundreds of pointed teeth, which can remove residue or hard material quickly, more durable than sandpaper pads, improving your work efficiency in smoothing the surface, please wear tool gloves before installing the product to avoid cuts

【Fit Tools】These stripping discs are designed for 4" angle grinder with 5/8" arbor. DOES NOT FIT WAGNER PAINT EATER or DRILL. Please make sure the arbor size with your grinder machine fit it before you purchase.

【Prime Quality】Our clean and strip discs are interspersed with extra-coarse silicon carbide minerals and engineered with open nylon web. The gaps between nylon fibers permit debris to escape. Provides aggressive cutting and leaves a finish than wire brushes.

【Clean & Strip】Quick stripping disc for faster and effective removes rust, dirt, paint, weld spatter, scaling, oxidation and other surface contaminates. Ideal for cleaning, stripping, and surface prep.

✔ 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!

【BLACK DIAMOND CUP WHEEL】- The black diamond material of strip disc is a high-strength, high-wearing honeycomb soft abrasive tool formed by with premium purple nylon webbing and grains. Using fiber mesh as a carrier, using resin elastomer, The sharp abrasive adheres firmly to the fiber web

【DRILL DISC SIZE】- Diameter 3", Thickness 0.6", These discs are all high performance with strong and high toughness lock shank base, long last with high abrasive resistance, operate up to 22000 RPM. Connect the sanding disc and rubber holder to get firmly when rotating, provide steady working performance. With the 3-inch rubber backing pad in set, can be attached to any 1/4 inch power drill

【INSTRUMENT】- The strip and clean disc suitable for drill of various models

✅ 10X TEN GRINDING WHEELS INCLUDED | 10 MAKITA Premium 4-1/2” Depressed Grinding Wheels for Metal | 4-1/2-Inch x 1/4-Inch x 7/8-Inch | Optimized for Makita 4-1/2” Angle Grinders and compatible with All 4-1/2” Angle Grinders with 5/8” arbor

✅ GRIND 2-3X MORE than lower quality & cost wheels due to this wheel’s carefully selected Grain Grit, Hard Bond Matrix & Wheel Thickness that provide balanced Grind Life, Stock Removal Rate, Precision, Power Demands & Heat Buildup, allowing you to grind longer, consistently precise with maximal wheel integrity, moderate power demands and relatively low heat buildup

✅ EASILY & SMOOTHLY GRIND all steel and metal including welds, carbon steel, structural steel, iron, steel pipes and alloy steel over an extra-long life span due to Makita’s High-performance Brown fused Aluminum Grain and hard bond matrix | Synthetic Resinoid Bond is ideal for fast stock removal, high operating speeds and aggressive grinding action used by professional metal fabrication, auto shops, maintenance repair, construction & general industrial applications

【FITS YOUR TOOL】 4.5" with 7/8" arbor striper grinding discs. Made for 4-1/2 inch angle grinder, DOES NOT FIT WAGNER PAINT EATER.

【GOOD QUALITY】 Uses high-strength wear-resistant fiber mesh as the base material, and combines resin elastomer and high-quality diamond with a special process to form a high-strength, high wear-resistant grinding wheel. It does not damage the surface of the object, has uniform grinding force, uniform processing effect, wear resistance, strong water resistance, strong plasticity, and good softness. Dirt will not block the grinding surface, less peeling, low grinding sound and less dust.

【VARIOUS USAG】Quick striping disc for Faster and Effective removes rust, dirt, paint, weld spatter, scaling, oxidation and other surface contaminates.

High-performance aluminum oxide grain offers long life and aggressive material removal, suitable for 1/4" mandrels and up to 13,300 RPM.

Low vibration design ensures operator convenience and longer usage, ideal for metal fabrication, auto shops, maintenance, and construction.

All-purpose grinding disc for edges and surfaces with excellent stock removal rate, ideal for cleaning, rust removal, deburring, and polishing.

Outside diameter: 4" inch(100mm); Arbor hole: 5/8" (16mm); Thickness: 1.1mm; Grit: 600 Fine

Suitable to grinding gemstone, jewelry, carving knife, glass, rock, tile, etc

All diamond flat laps wheels have a 5/8" arbor hole, can be used in the angle grinder

Product Name: 6" flat lap disc, 6" diamond wheel, diamond lapping disc

Outside diameter: 6" inch (150mm); Arbor hole: 1/2" (12.7 mm); Thickness: 1.3mm; Grit: 60 (coarse)

Suitable to grinding gemstone, jewelry, glass, rock, carving knife, etc

Outside diameter: 4" inch(100mm); Arbor hole: 5/8" (16mm); Thickness: 1.1mm; Grit: 120 Coarse

Suitable to grinding gemstone, jewelry, carving knife, glass, rock, tile, etc

All diamond flat laps wheels have a 5/8" arbor hole, can be used in the angle grinder

Outside diameter: 4" inch(100mm); Arbor hole: 5/8" (16mm); Thickness: 1.1mm; Grit: 800 Fine

Suitable to grinding gemstone, jewelry, carving knife, glass, rock, tile, etc

All diamond flat laps wheels have a 5/8" arbor hole, can be used in the angle grinder