Zirconia Flap Disc — 4-1/2", 40 Grit, Flat Type 27, 13,300 RPM (10-Pack)
Zirconia Flap Disc — 4-1/2", 40 Grit, Flat Type 27, 13,300 RPM (10-Pack)
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Coarse 40-grit zirconia alumina for aggressive stock removal on metal, stainless steel, and welds. Flat Type 27 profile for blending, deburring, and smoothing flat surfaces. Fiberglass backing absorbs vibration. 4-1/2" × 7/8" arbor fits most angle grinders.
40 Grit Zirconia Aggressive stock removal on ferrous and non-ferrous metals. Holds up to high temperatures and pressure.
Flat Type 27 Effective for flat surface blending, smoothing, deburring, contour grinding, and weld seam preparation.
13,300 RPM Max 4-1/2" × 7/8" arbor. Resin fiber with fiberglass backing plate for vibration absorption.
What's Included
- 10× Zirconia Flap Discs (40 grit, Type 27)
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We accept returns within 30 days of delivery. To be eligible, items must be unused, in their original packaging, and accompanied by proof of purchase. If the item is faulty or damaged, we will cover the return shipping and provide a replacement or full refund.
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This product does not require sizing. However, if you’re shopping for wearables or accessories on our store, detailed size charts are available on each product page to help you find the perfect fit.

