7" Premium Cupwheels
These 7-inch diamond cupwheels are engineered for pro contractors who demand speed, efficiency, and performance when grinding concrete. Built for 7″–9″ angle grinders, they offer aggressive removal, consistent segment performance, and compatibility with dust shrouds.
Select from super coarse, coarse, medium, fine, or specialty PCD configurations to match your job conditions—whether you’re chasing aggressive removal rates or dialing in a finer profile for coating adhesion. Choose the bond and grit profile that fits your substrate and tooling strategy.
Available in standard and Cobra-style layouts with segment counts optimized for load balance and consistent finish, each wheel delivers professional results under demanding conditions.
- Premium 7″ metal bond cupwheels for commercial concrete grinding
- Available in 16/20, 30/40, 60/80, PCD, and specialty segment styles
- Medium and soft bonds for different hardness surfaces
- Compatible with 7″–9″ grinders and most dust shrouds
- Precision-balanced for smooth tracking and reduced chatter
Dial in your tooling with the right grit, bond, and layout—because precision prep starts with the right cup.
Showing all 32 results
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Super Coarse 16 / 20 Grit (9)
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Normal Coarse 30/40 Grit (11)
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Medium and Fine Grit (6)
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Specialty & PCD (Poly Crystalline Diamond) (5)
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Cup Buster - Threaded Cupwheel Removal Tool (1)
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7″ 12 Segment Turbo – 16 Grit – Super Aggressive $75.00Aggressive 7" 12 segment turbo cupwheel with 16 grit for fast removal. Super coarse, medium-soft bond. Ideal for hard surfaces, epoxy, and thick coatings.
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DIY Grade/ Econo 7″ 12 Segment Cupwheel – 5/8-11 Threaded $40.007" DIY/Econo 12 Segment Cupwheel – 5/8-11 threaded. Great for light, occasional jobs where budget matters more than long life. Fits Avenger007 shroud Kits
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7″ 20 Grit RED S Segment Cupwheel $125.00Aggressive 7” 20 Grit S Segment cupwheel for concrete grinding and prep. Medium bond, Cobra style. Ideal for mastic removal and surface profiling.
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7″ S Segment Cupwheel – 60/80 Medium Grit $125.00Very Popular Style Cupwheel now offered in a 60/80 Medium Grit. Use for intermediate step in polishing. Available in 5/8"-11 Threaded or 5/8-7/8 UNThreaded arbors Premium Quality. Works under the Avenger 007 Shrouds
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7″ 20 Grit Teardrop Style Cupwheel $125.00teardrop style segments as pictured. Rougher 20 grit and leaves a better bonding profile than normal 30/40 grit Cups. Very aggresive grinding for concrete removal and floor prep. Increasingly popular blade. Great performance.
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7″ 20 Grit Purple Ram Cupwheel $125.00New Style Cupwheel. Aggressive 20 Grit segments. Medium bond. Silimiar to Red S Segment cupwheel in life and performance.
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7″ 20 Grit Cupwheel “The Green Hornet” $125.00Newly Engineered Cup Wheel - 20 grit for aggressive grinding and good life. 10 segments.
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7″ 20 Grit Red Arrow Cupwheel $125.007" Arrow Segment Cupwheel but in Super Coarse 16/20 Grit Diamond segments. Super Tall Segment height may stick out past the Dust Avenger 007 Shroud, making dust collection difficult.
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16/20# Grit – Cap Cutter – Star Segmented Cupwheel $100.00Brand New Prototype Design 2024. 16/20# Grit Cupwheel. This segment is currently only offered in the Trapezoid tooling as a cap cutter, so we attached it to a Cupwheel! Only Threaded 5/8-11 arbor available right now - they WILL work under the dust Avenger 007 dust shrouds.
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7″ 24 Segment Turbo Premium Cupwheel $80.00The classic 7" 24 Segment Turbo Cupwheel. Medium bond, 30/40 grit. Smooth finish with better life and no horseshoe marks. Fits most 7" grinders.
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7″ Hollow Round Cupwheel – 16/ 20 Grit – Medium Bond $125.00NEW for WOC 2025! Hollow Round Cupwheel Segments for cool running to remove elastomaric coatings combined with 16/20 Grit Matrix for Aggressive grinding. 5/8-11 Threaded only - WILL work under the 007 Dust Avneger Shroud! We have Trapezoids with the same confguration for walk behind machines as well!
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7″ 24 Segment Turbo MEDIUM 80/100# Grit $100.00
Use for less aggressive grinding - step up to polishing. MEDIUM is 80/100 Grit. Only 5/8-11 threaded arbor available Medium bond, premium segments.
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7″ 12 Segment Turbo Cupwheel $60.00Great general purpose grinding wheel. Better for removal of some thin mil coatings and concrete prep in 1 step. Leaves smoother finish.
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7″ 10 Segment Arrow Premium Cupwheel $100.00Aggressive grinding and coating removal. 10 Thick Segments. may not work well under avenger shrouds due to segment height
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7″ 30/40 Grit S Segment Cupwheel $125.00
3 Piece S segment. General Purpose Ok for thin coatings. Normal 30/40 Grit Medium Bond.
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7″ S Segment Cupwheel – 100/120 FINE Grit $125.00Very Popular Style Cupwheel now offered in a 100/120 FINE Grit. Use for intermediate step in polishing. Available in 5/8"-11 Threaded or 5/8-7/8 UNThreaded arbors Premium Quality. Works under the Avenger 007 Shrouds
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7″ 24 Segment Turbo FINE 170/200# Grit $100.00Use for less aggressive grinding - step up to polishing. FINE Grit 170/200. Only 5/8-11 threaded arbor available Medium bond, premium segments.
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Cup Buster – Threaded Cupwheel Removal Tool $33.00The Cup Buster cupwheel removal tool makes it easy to remove stubborn 7" threaded cupwheels—even with dust shrouds still attached. Made from AR500 steel.
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7″ TETRIS – Coating Removal Cupwheel $125.00New for 2023! New Style Cupwheel for removal of thick nasty coatings. 16 F shaped "TETRIS Block" Segments are pointy / pyramid shaped to scratch away Epoxy and other coverings.
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7″ Stegosaurus – 1/4 Round PCD Blade – 9 Seg $175.00The Stegosaurus is a PCD (poly crystalline diamond) cupwheel with 9 big 1/4 round segments for aggressively removing thicker and tougher coatings that will clog up normal style diamond segmented cupwheels and tooling. 5/8-11 threaded with shock absorber arbor nut
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7″ T-Rex Cupwheel (PCD Blade) 12 tooth $160.00Specifically designed to aggressively remove coatings from concrete. 2 rows of Little teeth (12 total) are very hard Poly Crystaline Diamond (PCD) and tear through coatings very quickly. 5/8-11 threaded. Will fit under shroud kits
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7″ PCD – Blue Stegasaurus – 1/4 Round – 9 Segment $175.00The Stegosaurus is a PCD (poly crystalline diamond) cupwheel with 9 big 1/4 round segments for aggressively removing thicker and tougher coatings that will clog up normal style diamond segmented cupwheels and tooling. 5/8-11 threaded. Blue Version is more popular in the polishing industry.
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7″ PCD – Blue Stegasaurus – 1/4 Round – 6 Segment $145.00The Stegosaurus is a PCD (poly crystalline diamond) cupwheel with 9 big 1/4 round segments for aggressively removing thicker and tougher coatings that will clog up normal style diamond segmented cupwheels and tooling. 5/8-11 threaded with shock absorber arbor nut
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SOFT BOND 24 Segment Turbo Premium Cupwheel – 30 Grit $100.00Soft Bond for use extra Hard Concrete / river rock that glazes over normal cup wheel segments. Specialty purpose.
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SOFT BOND 12 Segment Turbo Premium Cupwheel – 30 Grit $65.00Soft Bond for use extra Hard Concrete / river rock that glazes over normal cup wheel segments. Specialty purpose.
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7″ T 14 Segment Cupwheel $75.00Better for aggresive light coating removal. 30/40 Grit good for profiling concrete for another overlay. Its a Medium/Soft Bond so works better for harder concrete when medium bond ones tend to glaze over.
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4.5″ 18 Seg Gritted Cupwheel FINE or MEDIUM $65.00Use for less aggressive grinding – step up to polishing. FiINE is 170/200 Grit. MEDIUM is 80/100 Grit. Only 5/8-11 threaded arbor available Medium bond, 18 premium segments.
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7″ Double Row Cupwheel $100.00Original Style cupwheel. For less aggresive concrete removal and better life than the single row. Leaves horseshoe marks on concrete. Approx 35 hours of life.
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Corner Oscillating Tool Bit! 16 Grit – Super Coarse $40.00Corner Oscillating Tool Bit – 16 Grit Super Coarse is built for aggressive coating and adhesive removal. With a rigid diamond segment and universal arbor, it's perfect for prepping corners and tight areas.
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Corner Oscillating Tool Bit! 30 Grit – Coarse $40.00Corner Oscillating Tool Bit – 30 Grit Coarse is made for controlled removal of paint, glue, and light coatings. Features a universal arbor, 6mm thick core, and durable diamond bond.
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7″ Single Row Cupwheel $75.00For Hogging Down high spots, trip hazards etc in non finished type atmosphere. Will leave horseshoe marks.
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Corner Oscillating Tool Bit! 60 Grit – Medium Coarse $40.00Corner Oscillating Tool Bit – 60 Grit Medium Coarse is ideal for light coating removal, finish prep, and adhesive cleanup. The medium bond and universal arbor ensure smooth performance in tight areas.
Showing all 32 results