--- product_id: 19315358 title: "Wetodry Sandpaper, 25 Sheets, 320 Grit Sanding Paper, 9-in x 11-in, For Final or Between Coats Sanding, Sandpaper For a Premiere Finish on Lacquers, Primers, Sealers, Plastics and Paints (99421NA)" brand: "3m" price: "135.55 DT" currency: TND in_stock: true category: "3 M" url: https://www.desertcart.tn/products/19315358-wetodry-sandpaper-25-sheets-320-grit-sanding-paper-9-in store_origin: TN region: Tunisia --- # 320 grit for ultra-smooth finish Waterproof for wet or dry use Silicon carbide for fast, sharp cutting Wetodry Sandpaper, 25 Sheets, 320 Grit Sanding Paper, 9-in x 11-in, For Final or Between Coats Sanding, Sandpaper For a Premiere Finish on Lacquers, Primers, Sealers, Plastics and Paints (99421NA) **Brand:** 3m **Price:** 135.55 DT **Availability:** ✅ In Stock ## Summary > ⚡ Elevate your finish game—because every detail counts! ## Quick Answers - **What is this?** Wetodry Sandpaper, 25 Sheets, 320 Grit Sanding Paper, 9-in x 11-in, For Final or Between Coats Sanding, Sandpaper For a Premiere Finish on Lacquers, Primers, Sealers, Plastics and Paints (99421NA) by 3m - **How much does it cost?** 135.55 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/19315358-wetodry-sandpaper-25-sheets-320-grit-sanding-paper-9-in) ## Best For - 3m enthusiasts ## Why This Product - Trusted 3m brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Multi-Surface Mastery:** Ideal for lacquers, primers, sealers, plastics, and paints—your go-to for professional-grade refinishing. - • **Ergonomic Compatibility:** Designed for hand use or sanding blocks, ensuring comfort and control on every surface. - • **Precision 320 Grit Power:** Achieve flawless finishes with fine, sharp silicon carbide abrasive that cuts fast and smooth. - • **Tailored Backing Options:** Choose flexible 'A' weight for contours or durable 'C' weight for heavy stock removal and leveling. - • **Versatile Wet or Dry Use:** Use with water or cutting oil to reduce clogging and extend the life of each sheet—perfect for any project environment. ## Overview 3M Wetordry Sandpaper offers 25 sheets of premium 320 grit silicon carbide abrasive, engineered for fast, smooth cutting on multiple surfaces. Waterproof and compatible with water or cutting oil, it extends abrasive life and reduces clogging. Available in flexible and durable backings, it’s perfect for professional-level finishing on lacquers, primers, plastics, and paints. ## Description 3M Wetordry sandpaper cuts fast and smooth, and it can also be used to repair surface defects. It can be used with water or cutting oil. Ideal for sanding metal for repainting or prior to primer coat. ## Features - 320A grit - SILICON CARBIDE ABRASIVE, a sharp synthetic mineral that cuts fast and smooth - USE WITH WATER or cutting oil to reduce clogging and extend abrasive life - OFFERED IN TWO WEIGHTS of waterproof paper to suit your specific sanding needs: flexible "A" weight backing for contour sanding and durable "C" weight backing for improved stock removal and leveling general surfaces - For flat areas, for use by hand or with sanding block - For use by hand or with sanding block - Waterproof paper - Follow the grain of the wood when sanding - Skip no more than one grit in sanding sequence ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000VL61BA | | Backing Type | Paper | | Best Sellers Rank | #75,878 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #170 in Sander Sheets | | Brand Name | 3M | | Color | Clear | | Compatible Devices | Sanding Block | | Compatible Material | Plastic | | Customer Reviews | 4.7 4.7 out of 5 stars (199) | | Global Trade Identification Number | 00051144020041, 00051144994212 | | Grit Material Type | Silicon Carbide | | Grit Number | 320 | | Grit Type | Fine | | Included Components | 25 Sheets/Pack | | Item Diameter | 11 Inches | | Item Dimensions | 9.94 x 11.93 x 7.87 inches | | Item Dimensions L x W | 11"L x 9"W | | Item Type Name | Sand Paper | | Item Weight | 22.68 g | | Manufacturer | 3M | | Material Type | Silicon Carbide | | Model | 99421 | | Number of Items | 1 | | Part Number | 99416NA | | Set Name | 25 Sheets | | Size Name | 9" x 11" | | UPC | 051144994212 051144020041 | | Unit Count | 25.0 Count | | Warranty Description | Warranty | ## Product Details - **Backing Type:** Paper - **Brand:** 3M - **Color:** Clear - **Product Dimensions:** 11"L x 9"W - **Size:** 9" x 11" ## Images ![Wetodry Sandpaper, 25 Sheets, 320 Grit Sanding Paper, 9-in x 11-in, For Final or Between Coats Sanding, Sandpaper For a Premiere Finish on Lacquers, Primers, Sealers, Plastics and Paints (99421NA) - Image 1](https://m.media-amazon.com/images/I/613-zMK+weL.jpg) ## Available Options This product comes in different **Size, Style** options. ## Frequently Bought Together - 3M Wetodry Sandpaper, 25 Sheets, 320 Grit Sanding Paper, 9-in x 11-in, For Final or Between Coats Sanding, Sandpaper For a Premiere Finish on Lacquers, Primers, Sealers, Plastics and Paints (99421NA) - 3m 99422 Pro-pak Wet/dry Sandpaper 9"x11" , 220a Grit - 3M 88596NA 99420 Sand Paper, 9" x 11", Clear --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/19315358-wetodry-sandpaper-25-sheets-320-grit-sanding-paper-9-in](https://www.desertcart.tn/products/19315358-wetodry-sandpaper-25-sheets-320-grit-sanding-paper-9-in) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-13*