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Spiral Turbo Diamond Grinding Cup Wheel for Concrete & Masonry

Price range: $29.30 through $54.00

  • Spiral Turbo Design: Fast material removal with controlled grinding.
  • 5 mm Diamond Segments: Durable abrasive working layer.
  • 4 Sizes Available: 4″, 4.5″, 5″ and 7″.
  • Two Arbor Options: 5/8″-11 threaded or 7/8″-5/8″ non-threaded.
  • Applications: Concrete, mortar, masonry and stone.

Choose your diameter and arbor size to match your grinder.

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Diamond Cup Wheels – Request a Quote

Select your diamond cup wheel model, diameter, mounting connection and required quantity. Our team will review your application, confirm product compatibility and provide a quotation.

9 Cup Wheel Models
Diameter & Arbor Options
Diamond & PCD Tooling
Flexible Quantity
Important: Diamond cup wheels and PCD coating removal wheels have different working designs.

Available sizes, arbor connections, abrasive configurations and applications vary by model. Please select the product shown on the current page and describe any special requirements. Final specifications, pricing and availability are subject to confirmation.

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    Description

    Spiral Turbo Diamond Cup Wheel – Professional Concrete Surface Grinding

    The ALSKAR DIAMOND Spiral Turbo Diamond Cup Wheel is built for contractors, concrete professionals, and stoneworking applications that demand efficient material removal and reliable grinding performance.

    Its distinctive spiral turbo segment design combines aggressive grinding action with consistent surface contact, making it suitable for leveling uneven concrete, smoothing rough masonry, removing mortar residue, and preparing mineral surfaces for subsequent finishing work.

    Available in 4-inch, 4.5-inch, 5-inch, and 7-inch diameters, this diamond grinding cup wheel offers flexible sizing for both detailed repairs and larger surface preparation projects.

     


    1. Spiral Turbo Segment Design for Efficient Grinding

    Unlike conventional straight single-row grinding cup wheels, the ALSKAR Spiral Turbo series features curved diamond segments arranged around the wheel’s outer grinding surface.

    This configuration is designed to:

    • Support fast removal of concrete and masonry material.
    • Provide steady grinding contact during surface leveling.
    • Help move grinding debris away from the contact area.
    • Balance material removal with a controlled grinding finish.
    • Handle general surface preparation and renovation tasks.

    The spiral segment layout makes this wheel a practical choice for professionals who need productive grinding without moving directly to fine polishing tools.

     


    2. Durable Diamond Segments and Steel Cup Construction

    Each grinding cup wheel features metal-bonded diamond segments mounted on a steel cup body.

    The 5 mm segment height provides a working abrasive layer for concrete and masonry grinding applications. Segment count increases with wheel diameter, offering an appropriate distribution of grinding elements for each size.

    The steel body incorporates multiple openings that help reduce weight and provide pathways for airflow and grinding debris.

     


    3. Applications and Recommended Materials

    Recommended Materials

    • Cured concrete
    • Concrete blocks (CMU)
    • Brick and masonry
    • Cement mortar and mortar residue
    • Natural stone, including granite, for appropriate grinding applications
    • Cement-based surface irregularities

    Typical Applications

    • Concrete floor leveling and high-spot removal
    • Smoothing rough concrete surfaces
    • Preparing concrete substrates before coating installation
    • Removing cementitious residue after construction
    • Masonry surface restoration
    • Grinding stone and concrete edges
    • Surface preparation during remodeling and repair

    For thick epoxy, rubbery adhesives, or heavy coatings, a specialized PCD coating removal wheel may be more appropriate.

     


    4. Four Diameters for Different Grinding Requirements

    4-Inch Cup Wheel

    Designed for localized grinding, tight areas, edge preparation, and small masonry repair work.

    4.5-Inch Cup Wheel

    A versatile option for general concrete grinding and renovation projects using compatible 4.5-inch angle grinders.

    5-Inch Cup Wheel

    Offers a practical balance between grinding coverage and maneuverability for concrete finishing and surface preparation.

    7-Inch Cup Wheel

    Features 24 spiral turbo segments for greater working coverage on larger concrete surfaces and professional surface preparation projects.

     


    5. Grinder Compatibility and Arbor Options

    The ALSKAR Spiral Turbo Diamond Grinding Cup Wheel is offered in two mounting configurations:

    5/8″-11 Threaded Hub

    Designed for compatible angle grinders equipped with a 5/8″-11 threaded spindle.

    7/8″-5/8″ Non-Threaded Arbor

    Designed for compatible grinders using a 7/8-inch mounting hole with a suitable 5/8-inch reducing ring or mounting arrangement.

    Always verify wheel diameter, arbor dimensions, flange compatibility, grinder speed, and guard requirements before operation.

     


    6. Why Choose ALSKAR DIAMOND?

    ALSKAR DIAMOND supplies professional diamond tools for concrete cutting, grinding, coring, and stone processing.

    Our Spiral Turbo Diamond Grinding Cup Wheel series offers:

    • Practical segment geometry for demanding surface grinding tasks.
    • Multiple diameters to match different project requirements.
    • Standard mounting options for common U.S. grinder configurations.
    • Consistent product specifications across the complete size range.
    • Options for both individual tool purchases and professional bulk supply.

    Choose ALSKAR DIAMOND for dependable diamond grinding tools designed around real construction and surface preparation applications.

     


    7. Frequently Asked Questions

    1. What is a spiral turbo diamond cup wheel used for?
    A spiral turbo diamond cup wheel is designed for grinding and leveling concrete, mortar, masonry and stone surfaces. It is commonly used to remove high spots, smooth rough concrete and prepare surfaces for additional finishing or coatings.
    2. What is the difference between a spiral turbo and a double row diamond cup wheel?
    Spiral turbo cup wheels use curved grinding segments designed for aggressive material removal with controlled contact. Double row cup wheels use two rows of individual diamond segments and are also widely used for concrete grinding. Actual grinding speed and surface finish depend on the diamond bond, segment design, concrete hardness and operating conditions.
    3. What sizes are available?
    The ALSKAR Spiral Turbo series is offered in 4″, 4.5″, 5″ and 7″ diameters. The 4″ wheel features 10 segments, 4.5″ has 12, 5″ has 14 and 7″ has 24 segments.
    4. What is the difference between the two arbor options?
    The 5/8″-11 threaded version is designed to screw onto a compatible grinder spindle. The 7/8″-5/8″ non-threaded option uses an open mounting hole and a suitable reducing ring or mounting hardware. Confirm compatibility with the grinder’s spindle, flanges and wheel guard before use.
    5. Can this diamond cup wheel grind granite or natural stone?
    Yes, spiral turbo diamond cup wheels can be used for appropriate rough grinding and shaping applications on natural stone, including granite. They are not intended to produce a polished finish. Select suitable fine-grinding and polishing tools when a smooth decorative finish is required.
    6. Can it remove epoxy coatings, glue or paint?
    It may remove some thin, hard coatings and mineral-based residues. However, thick epoxy, rubbery adhesives and heavy coatings can clog conventional diamond grinding segments. For those applications, a dedicated PCD coating removal wheel is generally more suitable.
    7. Can I use this grinding cup wheel wet or dry?
    Dry grinding is commonly performed with a suitable dust shroud and dust extraction system. Wet grinding should only be used when the specific cup wheel, grinder and water-delivery equipment are approved for wet operation. Always follow the equipment manufacturer’s instructions.
    8. What is the maximum operating RPM?
    Maximum operating speed varies by wheel diameter and product construction. Never exceed the maximum RPM marked on the grinding cup wheel. Make sure the grinder’s rated operating speed is compatible with the wheel before use.
    9. How do I select the right diameter?
    A 4″ or 4.5″ cup wheel is convenient for smaller repairs and localized grinding. A 5″ wheel provides a balance between maneuverability and surface coverage, while a 7″ wheel is more suitable for larger grinding areas when used with a compatible grinder.
    10. What safety precautions are required?
    Use the correct grinder guard and compatible mounting hardware. Inspect the cup wheel before each use and wear appropriate eye, hearing and respiratory protection. When grinding silica-containing materials, use compliant dust-control equipment and follow applicable OSHA requirements. Never exceed the wheel’s rated maximum speed.

     

    Additional information
    Diameter4″, 4.5″, 5″, 7″
    Arbor5/8″-11 Threaded, 7/8″-5/8″ Non-Threaded
    Segment DesignSpiral Turbo
    Segment Height5 mm
    Segment Width8 mm
    Segment Length25 mm / 28 mm
    ApplicationConcrete, Mortar, Masonry, Stone
    Compatible EquipmentAngle Grinder
    Grinding TypeSurface Grinding
    Quality GradePremium
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