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    Flap Discs
    1. Home
    2. Abrasives
    3. Flap Discs
    Item # DY93167 • Mfr # 93167

    Dynabrade DynaCut 4" 120 Grit Spindle-Mount Sanding Stars

    Description

    Dynabrade DynaCut 4 Inch Sanding Star Use

    Dynabrade DynaCut 4 inch sanding star 120 grit spindle-mount sanding stars are designed to sand, deburr, and polish in both wood and metal working applications, so one abrasive setup can handle multiple shop tasks without changing tools between steps. The aluminum oxide sanding stars provide a cutting action suitable for woodworkers and metalworkers, supporting jobs from smoothing to light cleanup. These sanding stars are utilized on contoured, curved, or uneven surfaces, and their flexibility and conformability help the abrasive follow profiles without digging into high spots. That behavior helps prevent undercutting on detailed work such as trim or shaped components, preserving profiles while still refining the surface. As part of the DynaCut line, this 4 inch, 120 grit spindle-mount version fits into workflows where a consistent finish on shaped workpieces is required again and again.

    Key Sanding Star Details For Daily Work

    • 4 inch aluminum oxide abrasive stars focus the cutting area, giving controlled contact on trim, edges, and small contoured pieces where larger wheels would be harder to manage.
    • 120 grit construction offers a balance between stock removal and surface refinement, supporting intermediate sanding or scuffing steps in both wood and metal jobs.
    • Sanding stars are utilized to sand, deburr, and polish, so the same abrasive shape can move from cleanup of edges to surface blending without changing the workholding setup.
    • Use on contoured, curved, or uneven surfaces leverages the flexible star design, allowing the flaps to follow the workpiece shape for more uniform results across complex profiles.
    • Flexibility and conformability help prevent undercutting, which protects sharp detail on mouldings or profiled parts during repetitive finishing passes.
    • For use with DY52050 sander, aligning this sanding star with a defined tool so the spindle-mount interface matches known shop equipment.

    Spindle Mount And Interface Fit Details

    These 4 inch aluminum oxide abrasive stars are mounted on a 1/4 inch shank spindle, so they engage tools designed for that shank size and hold securely in spindle-mount setups. The spindle mounting allows quick installation into the DY52050 sander, giving a repeatable interface between abrasive and machine. This 120 grit version sits in the middle of the available 80 to 400 grit range, so it can serve as a go-to choice where the finish must bridge between initial shaping and finer sanding. Within abrasive wheel workflows, this combination of diameter, grit, and spindle mount supports controlled contact on workpieces while maintaining consistent performance over repeated operations.

    Applying The Sanding Star In Real Projects

    Where This 4 Inch Sanding Star Fits Best

    Sanding stars are utilized in wood working applications to sand, deburr, and polish, so this 4 inch, 120 grit version suits tasks like smoothing routed profiles or refining shaped components. Woodworkers can eliminate tedious hand sanding on crown moulding by using the flexible star to follow the moulded curves, which maintains profile detail while improving throughput on trim runs. The same sanding stars can finish the inside of wooden bowls, where the flaps reach into the curved interior and maintain contact without flat-spotting the surface. In metal working applications, sanding stars are often used in light deburring, helping clean sharp edges after cutting or machining. They are also used for weld spatter removal or scuffing a surface in preparation for a coating, so this abrasive wheel style can move between fabrication cleanup and coating prep on the same workpieces.

    Why The Spindle Mount And Grit Support Results

    The 4 inch aluminum oxide abrasive stars are mounted on a 1/4 inch shank spindle, creating a defined mounting interface that fits the DY52050 sander and supports steady rotation during sanding. That spindle mount configuration helps keep the star centered, which contributes to an even finish as the flexible flaps contact the workpiece. The aluminum oxide construction delivers the abrasive action needed for both wood and metal working applications, supporting a reliable cut rate on different materials in a single shop. With grit offerings from 80 to 400, the system spans coarse to fine work, while this 120 grit version provides a practical step for general sanding, light deburring, and scuffing before finishing. Within the abrasive wheels product class, this spindle-mount sanding star form factor lets operators reach contoured, curved, or uneven surfaces that are difficult to address with flat discs, supporting consistent performance and surface quality on complex parts.

    Common Questions About This Sanding Star

    What size and grit is this Dynabrade sanding star?

    The product is a 4 inch, 120 grit Dynabrade DynaCut sanding star, giving a medium-cut abrasive suited to intermediate sanding, light deburring, and surface preparation on wood and metal workpieces.

    How does the 1/4 inch shank spindle mount help in use?

    The 4 inch aluminum oxide abrasive stars are mounted on a 1/4 inch shank spindle, providing a defined mounting interface that fits tools designed for that shank size and supports stable rotation.

    Which sander is this sanding star designed to work with?

    The sanding star is for use with DY52050 sander, aligning its spindle-mount design to that specific tool for consistent installation and operation in regular shop workflows.

    What applications are typical for these sanding stars?

    Sanding stars are utilized in wood and metal working applications to sand, deburr, and polish, so they handle tasks from smoothing mouldings to light metal deburring and weld spatter cleanup.

    Why are these sanding stars good on curved or uneven surfaces?

    The sanding stars are typically used on contoured, curved, or uneven surfaces because their flexibility and conformability help them follow the shape and help prevent undercutting on detailed work.

    What grit range is available in this sanding star line?

    The DynaCut aluminum oxide sanding stars are available from 4 to 8 inches in diameter and 80 to 400 grit, giving a range from more aggressive cutting to finer finishing tasks.

    Select This Sanding Star For Shaped Work

    The Dynabrade DynaCut 4 inch 120 grit spindle-mount sanding stars provide aluminum oxide abrasives in a flexible star form for sanding, deburring, and polishing wood or metal on contoured, curved, or uneven surfaces. Their 1/4 inch shank spindle mounting and use with the DY52050 sander establish a defined interface for repeatable shop setups. For jobs involving crown moulding, interior bowl surfaces, light metal deburring, weld spatter removal, or scuffing before coating, this sanding star format supports consistent performance across varied shapes and operations.

    Catalog
    Q-20
    Diameter (in)
    4 in
    Attachment Type
    1/4 inch shank spindle
    Grit
    120
    Mineral
    Aluminum oxide
    Shape
    Star
    Product Type
    Abrasive Flap Disc
    Arbor Size
    1/4 in
    Manufacturer Series
    DynaCut
    Supplier Pack Size
    20
    Sold In
    1
    Catalog
    Q-20
    Diameter (in)
    4 in
    Attachment Type
    1/4 inch shank spindle
    Grit
    120
    Mineral
    Aluminum oxide
    Shape
    Star
    Product Type
    Abrasive Flap Disc
    Arbor Size
    1/4 in
    Manufacturer Series
    DynaCut
    Supplier Pack Size
    20
    Sold In
    1
    80120150180220320400
    Dynabrade
    $36.38/Each
    Dynabrade DynaCut 4" 120 Grit Spindle-Mount Sanding Stars
    Item# DY93167 / MFR Part # 93167
    Each
    Each
    In Stock

    Sold In: 1 Each

    Each

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