Supergrit Abrasives

A.O. 3/16" THICK 4 1/2" X 5 1/2" (ONE SIDE) HIGH FLEX

A.O. 3/16" THICK 4 1/2" X 5 1/2" (ONE SIDE) HIGH FLEX - Main image
$0.75 $1.25 In stock

This aluminum oxide abrasive sheet is designed for applications requiring flexibility and durability. Measuring 4 1/2" x 5 1/2" with a 3/16" thickness, it features a high-flex construction on one side, making it suitable for contoured or uneven surfaces.

  • Available in grits 60, 80, 100, 120, 150, and 180 to match your finishing needs.
  • Choose from single-piece or multi-pack quantities (10 or 20 pieces) for convenience.
  • Aluminum oxide abrasive material offers consistent cutting performance.
  • High-flex backing conforms to workpieces for effective sanding.
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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.6 / 5 · 5 reviews)

Alexander J. ★★★★★

This sheet cuts through heavy rust on my trailer hitch without shredding, and the 3/16" padding lets me apply real pressure. I’ve been using the same piece for three hours of detail work on metal.

Hannah ★★★★★

I was skeptical about a single-sided flex sheet holding up, but this one’s 3/16” thickness keeps it rigid enough for detailed work without tearing. Used it on a curved metal surface and it followed the contour perfectly.

William ★★★★★

I was skeptical about the 3/16" thickness being too stiff, but it actually bends nicely around curved surfaces without cracking. The high-flex side grabs well and lasts through several heavy-duty sanding jobs.