--- product_id: 251309322 title: "Stainless Steel 25 Pcs Fender Bumper Washer Bolt M5x20mm CNC Finishing Washer Engine Bay Dress Up Fastener Kit Flares Widebody kit Installation Hardware" brand: "stetion" price: "239.25 DT" currency: TND in_stock: true category: "Stetion" url: https://www.desertcart.tn/products/251309322-stainless-steel-25-pcs-fender-bumper-washer-bolt-m5x20mm-cnc store_origin: TN region: Tunisia --- # 25PCS premium M5x20mm bolts Includes inner hex wrench for quick install CNC-machined stainless steel finish Stainless Steel 25 Pcs Fender Bumper Washer Bolt M5x20mm CNC Finishing Washer Engine Bay Dress Up Fastener Kit Flares Widebody kit Installation Hardware **Brand:** stetion **Price:** 239.25 DT **Availability:** ✅ In Stock ## Summary > 🔧 Upgrade your ride with precision—because your car deserves the best hardware! ## Quick Answers - **What is this?** Stainless Steel 25 Pcs Fender Bumper Washer Bolt M5x20mm CNC Finishing Washer Engine Bay Dress Up Fastener Kit Flares Widebody kit Installation Hardware by stetion - **How much does it cost?** 239.25 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/251309322-stainless-steel-25-pcs-fender-bumper-washer-bolt-m5x20mm-cnc) ## Best For - stetion enthusiasts ## Why This Product - Trusted stetion brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Complete 25-Piece Kit:** Everything you need—washers, rivet nuts, bolts, and wrench—for seamless widebody and fender installations. - • **Tool-Inclusive Convenience:** Inner hex wrench included to eliminate guesswork and speed up your upgrade process. - • **Precision CNC Stainless Steel:** Engineered for durability and rust resistance, perfect for long-lasting automotive upgrades. - • **Corrosion-Resistant Grade 10.9:** Premium polished finish withstands salt spray and harsh environments without compromising style. - • **Universal Fit for Widebody Kits:** Designed to flawlessly secure fenders, bumpers, ducktails, and engine bay dress-up hardware. ## Overview This 25-piece stainless steel fastener kit features M5x20mm CNC-machined bolts, washers, and rivet nuts designed for automotive widebody and fender installations. Built with corrosion-resistant Grade 10.9 stainless steel and including an inner hex wrench, it ensures durable, rust-free performance and easy installation for a professional finish. ## Description Features:-100% Brand new and Never used-These fender washers are machined from high quality CNC Stainless steel, durability,Durable, never rusty.-These washers and bolts can be used in places such as: fenders, bumpers, headlights, trunk, license plate frame, and anywhere else they will fit.Package Included:M5x20 Stainless Steel Washer x 25pcsStainless Steel Bolts x 25pcsStainless Steel Rivet Nuts x 25pcsInner HEXAGON Wrench x 1pcsThe package contains a bolt Inner HEXAGON Wrench, Eliminate all customer worries ## Features - You Can Get 25PCS Stainless Steel Washer, 25pcs Stainless Steel Rivet Nuts, 25pcs M5x18mm Bolts, And 1pcs Inner Hexagon Wrench for Easy Installation, You'll no longer grapple with the size of the hexagon wrench. - Use for Automotive Wide Body Kit, Universal Fender, Ducktails, Engine Bay Dress Up Fastener - Each Batch of Stainless Steel Hardware is Qualitatively Tested With Salt Spray - International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B087Q24GMN | | Best Sellers Rank | 361,717 in Automotive ( See Top 100 in Automotive ) 49 in Car Engine Valve Cover Bolts | | Brand Name | STETION | | Colour | Type1 | | Compatible Groove Diameter | 5.5 Millimeters | | Fastener Type | Bolt | | Finish Types | Polished | | Grade Rating | Class 10.9 | | Item Diameter | 5 Millimetres | | Item Dimensions | 18 x 18 x 3 millimetres | | Item Shape | Rectangular | | Manufacturer | STETION | | Manufacturer Part Number | SH-0427-A | | Material Type | Stainless Steel | | Model Number | SH-0427-A | | Number Of Items | 25 | | Number of Pieces | 25 | | Screw Head Style | Hex | | Size | Stainless Steel | | Thread Size | M5 | | UPC | 756588129656 | | Unit Count | 25.0 count | ## Product Details - **Brand:** STETION - **Colour:** Type1 - **Item dimensions L x W x H:** 18 x 18 x 3 millimetres - **Material:** Stainless Steel - **Size:** Stainless Steel ## Images ![Stainless Steel 25 Pcs Fender Bumper Washer Bolt M5x20mm CNC Finishing Washer Engine Bay Dress Up Fastener Kit Flares Widebody kit Installation Hardware - Image 1](https://m.media-amazon.com/images/I/51Zq+FladVL.jpg) ![Stainless Steel 25 Pcs Fender Bumper Washer Bolt M5x20mm CNC Finishing Washer Engine Bay Dress Up Fastener Kit Flares Widebody kit Installation Hardware - Image 2](https://m.media-amazon.com/images/I/41tOwHgegFL.jpg) ![Stainless Steel 25 Pcs Fender Bumper Washer Bolt M5x20mm CNC Finishing Washer Engine Bay Dress Up Fastener Kit Flares Widebody kit Installation Hardware - Image 3](https://m.media-amazon.com/images/I/51qprdNy30L.jpg) ![Stainless Steel 25 Pcs Fender Bumper Washer Bolt M5x20mm CNC Finishing Washer Engine Bay Dress Up Fastener Kit Flares Widebody kit Installation Hardware - Image 4](https://m.media-amazon.com/images/I/51MUqaoNCwL.jpg) ![Stainless Steel 25 Pcs Fender Bumper Washer Bolt M5x20mm CNC Finishing Washer Engine Bay Dress Up Fastener Kit Flares Widebody kit Installation Hardware - Image 5](https://m.media-amazon.com/images/I/511kbNDCrFL.jpg) ## Questions & Answers **Q: What size drill bit is needed for install?** A: Hello, Thank you for your question, The mounting hole size of the rivet nut is 6.9mm, The mounting hole size of the screw is 5.2mm. **Q: What is the maximum thickness of material the rivenuts can fasten through ?** A: Hello, I'm glad to answer your question. The M5 riveting nut can be used for steel plates of 0.5-3mm thickness. Gaskets and screws and nuts are made of stainless steel. The specific size can be referred to the second image of listing. Thank you **Q: are these washers solid? (ie., flat on the bottom)** A: Hi, The washer is made of stainless steel CNC, The bottom is a solid plane. **Q: What size drill but to make holes in my fenders?** A: Hello This rivet nut size is M5 and its bottom hole requires 7mm. So you need to drill 7mm holes. Thank you ## Frequently Bought Together - STETION Stainless Steel 25 Pcs Fender Bumper Washer Bolt M5x20mm CNC Finishing Washer Engine Bay Dress Up Fastener Kit Flares Widebody kit Installation Hardware - BLACKHORSE-RACING 4PCS Universal Fender Flares 2"/50mm Wide Body Kit Wheel Arches Durable PU --- ## 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/251309322-stainless-steel-25-pcs-fender-bumper-washer-bolt-m5x20mm-cnc](https://www.desertcart.tn/products/251309322-stainless-steel-25-pcs-fender-bumper-washer-bolt-m5x20mm-cnc) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-10-19*