Translation missing: en.sections.collection_template.title: Flap Disc

Flap Discs for Blending, Deburring & Surface Finishing

Flap discs are a smart choice when you want controlled removal plus a cleaner finish—often reducing the need to switch between multiple abrasive steps. They’re commonly used for weld blending, edge smoothing, and surface refinement in metalworking and fabrication.

Choose flap discs by grit: coarser for faster blending and cleanup, medium for smoothing, and finer grits for surface improvement and prep.

Best Use Cases

  • Weld blending and cleanup.
  • Edge smoothing and deburring.
  • Surface refinement and finishing steps.

Perfect for use with angle grinders and compatible with steel, stainless steel, aluminum, and more.

Not sure which disc type you need?

Buying for a Business (Recurring Disc Use)?

Need flap discs for ongoing shop work? Contact us for business purchasing support.

FAQS

What are flap discs best used for?

They’re ideal for blending welds, smoothing edges, and refining surfaces while maintaining good control and finish quality.

What grit flap disc should I use for weld blending?

Start with coarser grits for cleanup and blending, then move to medium/finer grits if you need smoother refinement.

Are flap discs good for finishing?

Yes—many users prefer flap discs for controlled finishing steps compared to more aggressive grinding methods.

Flap disc vs grinding wheel: which should I choose?

Use a grinding wheel for heavier removal and tougher cleanup. Use a flap disc when you want controlled blending and better surface finish.

Do you support bulk orders?

Yes—contact us for recurring supply and quantity requests.

Sort by:

  • Flap Disc, T29, 4.5" x 5/8"-11, 80 Grit, PK5, Abrasive Material: Zirconia Alumina
    SKU G5134162
    Categories Abrasives & Polishers , Flap Disc
    Description Flap Disc,T29,4.5 In. x 5/8 In.-11,80 Grit,PK5, Package Quantity 5
    $25.86 / each
    Web price
    Flap Disc, T29, 4.5" x 5/8"-11, 80 Grit, PK5, Abrasive Material: Zirconia Alumina
    SKU G5134162
    Categories Abrasives & Polishers , Flap Disc
    Description Flap Disc,T29,4.5 In. x 5/8 In.-11,80 Grit,PK5, Package Quantity 5
  • Flap Disc, T29, 4.5" x 7/8", 80 Grit, PK10
    SKU G5133410
    Categories Flap Disc
    Description Flap Disc,T29,4.5 In. x 7/8 In.,80 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133410, mongo_id: 65bbe87122d7a989a98f60ab

    $60.69 / each
    Web price
    Flap Disc, T29, 4.5" x 7/8", 80 Grit, PK10
    SKU G5133410
    Categories Flap Disc
    Description Flap Disc,T29,4.5 In. x 7/8 In.,80 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133410, mongo_id: 65bbe87122d7a989a98f60ab

  • Flap Disc, T29, 4.5" x 5/8"-11, 60 Grit, PK5
    SKU G5134110
    Categories Flap Disc
    Description Flap Disc,T29,4.5 In. x 5/8 In.-11,60 Grit,PK5, Package Quantity 5

    graingerSKU: null, mscSKU: null, zoro_no: G5134110, mongo_id: 65bbe5fe3aaddbd5a9ffe23d

    $42.06 / each
    Web price
    Flap Disc, T29, 4.5" x 5/8"-11, 60 Grit, PK5
    SKU G5134110
    Categories Flap Disc
    Description Flap Disc,T29,4.5 In. x 5/8 In.-11,60 Grit,PK5, Package Quantity 5

    graingerSKU: null, mscSKU: null, zoro_no: G5134110, mongo_id: 65bbe5fe3aaddbd5a9ffe23d

  • Flap Disc, T29, 4.5" x 5/8"-11, 40 Grit, PK5
    SKU G5134129
    Categories Flap Disc
    Description Flap Disc,T29,4.5 In. x 5/8 In.-11,40 Grit,PK5, Package Quantity 5
    $21.11 / each
    Web price
    Flap Disc, T29, 4.5" x 5/8"-11, 40 Grit, PK5
    SKU G5134129
    Categories Flap Disc
    Description Flap Disc,T29,4.5 In. x 5/8 In.-11,40 Grit,PK5, Package Quantity 5
  • Flap Disc, T29, 6" x 5/8"-11, 60 Grit, PK5, Series: Premium
    SKU G5134147
    Categories Flap Disc
    Description Flap Disc,T29,6 In. x 5/8 In.-11,60 Grit,PK5, Package Quantity 5
    $49.61 / each
    Web price
    Flap Disc, T29, 6" x 5/8"-11, 60 Grit, PK5, Series: Premium
    SKU G5134147
    Categories Flap Disc
    Description Flap Disc,T29,6 In. x 5/8 In.-11,60 Grit,PK5, Package Quantity 5
  • Flap Disc, T29, 6" x 7/8", 60 Grit, PK10
    SKU G5133657
    Categories Flap Disc
    Description Flap Disc,T29,6 In. x 7/8 In.,60 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133657, mongo_id: 65bbe6203aaddbd5a900c73a

    $79.61 / each
    Web price
    Flap Disc, T29, 6" x 7/8", 60 Grit, PK10
    SKU G5133657
    Categories Flap Disc
    Description Flap Disc,T29,6 In. x 7/8 In.,60 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133657, mongo_id: 65bbe6203aaddbd5a900c73a

  • Flap Disc, T29, 6" x 5/8"-11, 40 Grit, PK5, Abrasive Material: Zirconia Alumina
    SKU G5134153
    Categories Abrasives & Polishers , Flap Disc
    Description Flap Disc,T29,6 In. x 5/8 In.-11,40 Grit,PK5, Package Quantity 5
    $49.74 / each
    Web price
    Flap Disc, T29, 6" x 5/8"-11, 40 Grit, PK5, Abrasive Material: Zirconia Alumina
    SKU G5134153
    Categories Abrasives & Polishers , Flap Disc
    Description Flap Disc,T29,6 In. x 5/8 In.-11,40 Grit,PK5, Package Quantity 5
  • Flap Disc, T29, 6" x 7/8", 40 Grit, PK10
    SKU G5133648
    Categories Flap Disc
    Description Flap Disc,T29,6 In. x 7/8 In.,40 Grit,PK10, Package Quantity 10
    $79.61 / each
    Web price
    Flap Disc, T29, 6" x 7/8", 40 Grit, PK10
    SKU G5133648
    Categories Flap Disc
    Description Flap Disc,T29,6 In. x 7/8 In.,40 Grit,PK10, Package Quantity 10
  • Flap Disc, T29, 5" x 7/8", 60 Grit, PK10
    SKU G5133867
    Categories Flap Disc
    Description Flap Disc,T29,5 In. x 7/8 In.,60 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133867, mongo_id: 65bbe8479a749db822783d25

    $92.69 / each
    Web price
    Flap Disc, T29, 5" x 7/8", 60 Grit, PK10
    SKU G5133867
    Categories Flap Disc
    Description Flap Disc,T29,5 In. x 7/8 In.,60 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133867, mongo_id: 65bbe8479a749db822783d25

  • Flap Disc, T29, 5" x 7/8", 40 Grit, PK10
    SKU G5133812
    Categories Flap Disc
    Description Flap Disc,T29,5 In. x 7/8 In.,40 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133812, mongo_id: 65bbe6863aaddbd5a9037623

    $88.11 / each
    Web price
    Flap Disc, T29, 5" x 7/8", 40 Grit, PK10
    SKU G5133812
    Categories Flap Disc
    Description Flap Disc,T29,5 In. x 7/8 In.,40 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133812, mongo_id: 65bbe6863aaddbd5a9037623

  • Flap Disc, T29, 4.5" x 7/8", 60 Grit, PK10, Abrasive Material: Ceramic
    SKU G5133873
    Categories Abrasives & Polishers , Flap Disc
    Description Flap Disc,T29,4.5 In. x 7/8 In.,60 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133873, mongo_id: 65bbe90822d7a989a992f5b1

    $79.86 / each
    Web price
    Flap Disc, T29, 4.5" x 7/8", 60 Grit, PK10, Abrasive Material: Ceramic
    SKU G5133873
    Categories Abrasives & Polishers , Flap Disc
    Description Flap Disc,T29,4.5 In. x 7/8 In.,60 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133873, mongo_id: 65bbe90822d7a989a992f5b1

  • Flap Disc, T29, 4.5" x 7/8", 40 Grit, PK10, Abrasive Material: Ceramic
    SKU G5133849
    Categories Abrasives & Polishers , Flap Disc
    Description Flap Disc,T29,4.5 In. x 7/8 In.,40 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133849, mongo_id: 65bbe97a22d7a989a995a67a

    $72.74 / each
    Web price
    Flap Disc, T29, 4.5" x 7/8", 40 Grit, PK10, Abrasive Material: Ceramic
    SKU G5133849
    Categories Abrasives & Polishers , Flap Disc
    Description Flap Disc,T29,4.5 In. x 7/8 In.,40 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133849, mongo_id: 65bbe97a22d7a989a995a67a

  • Flap Disc, T27A, 7" x 7/8", 80 Grit, PK10
    SKU G5133733
    Categories Flap Disc
    Description Flap Disc,T27A,7 In. x 7/8 In.,80 Grit,PK10, Package Quantity 10
    $86.74 / each
    Web price
    Flap Disc, T27A, 7" x 7/8", 80 Grit, PK10
    SKU G5133733
    Categories Flap Disc
    Description Flap Disc,T27A,7 In. x 7/8 In.,80 Grit,PK10, Package Quantity 10
  • Flap Disc, T27A, 7" x 7/8", 60 Grit, PK10
    SKU G5133779
    Categories Flap Disc
    Description Flap Disc,T27A,7 In. x 7/8 In.,60 Grit,PK10, Package Quantity 10
    $95.49 / each
    Web price
    Flap Disc, T27A, 7" x 7/8", 60 Grit, PK10
    SKU G5133779
    Categories Flap Disc
    Description Flap Disc,T27A,7 In. x 7/8 In.,60 Grit,PK10, Package Quantity 10
  • Flap Disc, T27A, 4.5" x 7/8", 80 Grit, PK10, Abrasive Material: Zirconia Alumina
    SKU G5133797
    Categories Abrasives & Polishers , Flap Disc
    Description Flap Disc,T27A,4.5 In. x 7/8 In.,80 Grit,PK10, Package Quantity 10
    $54.36 / each
    Web price
    Flap Disc, T27A, 4.5" x 7/8", 80 Grit, PK10, Abrasive Material: Zirconia Alumina
    SKU G5133797
    Categories Abrasives & Polishers , Flap Disc
    Description Flap Disc,T27A,4.5 In. x 7/8 In.,80 Grit,PK10, Package Quantity 10
  • Flap Disc, T27A, 4.5" x 7/8", 60 Grit, PK10, Abrasive Material: Zirconia Alumina
    SKU G5133690
    Categories Abrasives & Polishers , Flap Disc
    Description Flap Disc,T27A,4.5 In. x 7/8 In.,60 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133690, mongo_id: 65bbe84622d7a989a98e7b3a

    $49.36 / each
    Web price
    Flap Disc, T27A, 4.5" x 7/8", 60 Grit, PK10, Abrasive Material: Zirconia Alumina
    SKU G5133690
    Categories Abrasives & Polishers , Flap Disc
    Description Flap Disc,T27A,4.5 In. x 7/8 In.,60 Grit,PK10, Package Quantity 10

    graingerSKU: , mscSKU: , zoro_no: G5133690, mongo_id: 65bbe84622d7a989a98e7b3a