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Flap Discs

AA Abrasives Flap Discs are easy to use with a low noise level and lightweight design. Our flap discs are a cost effective abrasive choice. No back up pad is required for use on portable disc grinders and disc sanders. Very little surface pressure is needed when using these flap discs. MADE IN USA.

Popular Flap Discs Sizes • In Stock for Quick Ship!

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  1. AA Abrasives 4-1/2" Flap Disc 51185 120 Grit TruZirk 4-1/2" x 7/8" Type 29 120 Grit Zirc Standard Thickness
    4-1/2x7/8 #120 Zirc T-29 Angled Abrasive Flap Disc Standard AA Item #: 51185
    $36.75
    Per 10 Piece Package
    Quantity Discounts
    Buy 1 $36.75
    Buy 5+ $34.92
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    • Sold in packages of 10 pieces
    • Buy 1 for $36.75 per package ($3.68 per piece)
    • Save 5% – Buy 5+ for $34.92 per package ($3.49 per piece)
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  2. AA Abrasives Flap Disc 51447 4½" x 7/8" Type 27 120 Grit TruZirk Standard Thickness
    4-1/2x7/8 #120 Zirc T-27 Flat Abrasive Flap Disc Standard AA Item #: 51447
    $36.75
    Per 10 Piece Package
    Quantity Discounts
    Buy 1 $36.75
    Buy 5+ $34.92
    More Info
    • Buy More & Save More
    • Sold in packages of 10 pieces
    • Buy 1 for $36.75 per package ($3.68 per piece)
    • Save 5% – Buy 5+ for $34.92 per package ($3.49 per piece)
    • Bulk discount reflected in cart.
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  3. AA Abrasives Flap Disc 51709 4½" x 7/8" Type 29 120 Grit TruZirk Big Max XL Thickness
    4-1/2x7/8 #120 Zirc T-29 Angled Abrasive Flap Disc Big Max AA Item #: 51709
    $45.45
    Per 10 Piece Package
    Quantity Discounts
    Buy 1 $45.45
    Buy 5+ $43.26
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    • Sold in packages of 10 pieces
    • Buy 1 for $45.45 per package ($4.55 per piece)
    • Save 5% – Buy 5+ for $43.26 per package ($4.33 per piece)
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  4. AA Abrasives Flap Disc 51971 4½" x 7/8" Type 27 120 Grit TruZirk Big Max XL Thickness
    4-1/2x7/8 #120 Zirc T-27 Flat Abrasive Flap Disc Big Max AA Item #: 51971
    $45.45
    Per 10 Piece Package
    Quantity Discounts
    Buy 1 $45.45
    Buy 5+ $43.26
    More Info
    • Buy More & Save More
    • Sold in packages of 10 pieces
    • Buy 1 for $45.45 per package ($4.55 per piece)
    • Save 5% – Buy 5+ for $43.26 per package ($4.33 per piece)
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  5. 4-1/2x5/8-11 #120 Zirc T-29 Angled Abrasive Flap Disc Standard
    4-1/2x5/8-11 #120 Zirc T-29 Angled Abrasive Flap Disc Standard AA Item #: 52191
    $54.65
    Per 10 Piece Package
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    Buy 1 $54.65
    Buy 5+ $49.24
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    • Sold in packages of 10 pieces
    • Buy 1 for $54.65 per package ($5.47 per piece)
    • Save 10% – Buy 5+ for $49.24 per package ($4.92 per piece)
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  6. 4-1/2x5/8-11 #120 Zirc T-27 Flat Abrasive Flap Disc Standard
    4-1/2x5/8-11 #120 Zirc T-27 Flat Abrasive Flap Disc Standard AA Item #: 52411
    $54.65
    Per 10 Piece Package
    Quantity Discounts
    Buy 1 $54.65
    Buy 5+ $49.25
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    • Sold in packages of 10 pieces
    • Buy 1 for $54.65 per package ($5.47 per piece)
    • Save 10% – Buy 5+ for $49.25 per package ($4.93 per piece)
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  7. 4-1/2x5/8-11 #120 Zirc T-29 Angled Abrasive Flap Disc Big Max
    4-1/2x5/8-11 #120 Zirc T-29 Angled Abrasive Flap Disc Big Max AA Item #: 52631
    $57.41
    Per 10 Piece Package
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    Buy 1 $57.41
    Buy 5+ $51.66
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    • Sold in packages of 10 pieces
    • Buy 1 for $57.41 per package ($5.74 per piece)
    • Save 10% – Buy 5+ for $51.66 per package ($5.17 per piece)
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  8. 4-1/2x5/8-11 #120 Zirc T-27 Flat Abrasive Flap Disc Big Max
    4-1/2x5/8-11 #120 Zirc T-27 Flat Abrasive Flap Disc Big Max AA Item #: 52851
    $57.41
    Per 10 Piece Package
    Quantity Discounts
    Buy 1 $57.41
    Buy 5+ $51.66
    More Info
    • Buy More & Save More
    • Sold in packages of 10 pieces
    • Buy 1 for $57.41 per package ($5.74 per piece)
    • Save 10% – Buy 5+ for $51.66 per package ($5.17 per piece)
    • Bulk discount reflected in cart.
    Add to Wish List

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  1. Grit: 120 Remove This Item
  2. Diameter: 4-1/2" Remove This Item
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Shopping Options
Abrasive Material:
  1. Zirconia 8item
Arbor Size:
  1. 7/8" 4item
Thread Type:
  1. 5/8"-11 4item
Attachment Type:
  1. Arbor Hole 4item
  2. Threaded 4item
Type Number:
  1. Type 27 4item
  2. Type 29 4item
Manufacturer:
  1. AA Abrasives 8item
Special Features:
  1. Special Offers 2item
Disc Type:
  1. Flap Disc 8item
Flap Type:
  1. Coated Abrasive 8item
Flap Density:
  1. High Density 4item
  2. Standard 4item
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