--- product_id: 239219222 title: "Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10" brand: "mellewell" price: "AR$38224" currency: ARS in_stock: true category: "Mellewell" url: https://www.desertcart.com.ar/products/239219222-mellewell-1-4-20-x-4-hex-head-screw-bolt store_origin: AR region: Argentina --- # 4-inch Full Thread Length 1/4-20 Thread Size 18-8 Stainless Steel Strength Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 **Brand:** mellewell **Price:** AR$38224 **Availability:** ✅ In Stock ## Summary > 🔧 Secure your projects with strength and style—don’t get left unscrewed! ## Quick Answers - **What is this?** Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 by mellewell - **How much does it cost?** AR$38224 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/239219222-mellewell-1-4-20-x-4-hex-head-screw-bolt) ## Best For - mellewell enthusiasts ## Why This Product - Trusted mellewell brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Fully Threaded 4-Inch Length:** Maximum holding power for versatile industrial and home applications - • **Premium 18-8 Stainless Steel:** Corrosion-resistant durability that stands the test of time - • **Pack of 10 High-Quality Bolts:** Bulk convenience for your projects without compromise - • **Precision Engineered Hex Head:** Effortless grip and torque for professional-grade fastening - • **Trusted by Pros, Loved by DIYers:** Top-rated (#4 in Hex Bolts) with 4.6-star reviews—join the community of experts ## Overview The Mellewell 1/4-20 x 4 Hex Head Screw Bolt is a fully threaded, 4-inch long fastener made from premium 18-8 (304) stainless steel, offering superior corrosion resistance and strength. Designed for industrial, construction, and home use, this pack of 10 bolts features a precision hex head for easy installation and reliable grip, making it a top choice among professionals and DIY enthusiasts alike. ## Description Product Description Designed with hex head, full thread. Fixing component, industrial and construction fasteners. Product Specification Screw Style: Hex head; Screw Size: 1/4-20; Screw Length: 4"; High quality stainless steel 18-8 (304); Package Included: 10 PCS. ## Features - Hex screw bolt can be widely used in the home and office appliances, communication equipment, ship assembly and other machinery industries. - Made of high quality 18-8 (304) stainless steel, provides good strength and great protection from tarnishing. - Thread Diameter: 1/4"; Thread Pitch: 20 TPI; Screw Length: 4". - Package Included: 10 PCS hex head screws. - If you have any questions, please feel free to contact us by desertcart message. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B088F8RGL4 | | Best Sellers Rank | #4,039 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #4 in Hex Bolts | | Brand | Mellewell | | Color | Silver | | Compatible Groove Diameter | 0.25 inches | | Customer Reviews | 4.6 4.6 out of 5 stars (1,881) | | Drive System | External Hex | | Exterior Finish | Plain | | Fastener Size | 1/4" | | Fastener Type | Hexagon Bolt | | Finish Types | Bright | | Head Type | Hex | | Item Diameter | 0.25 inches | | Item Hardness | Grade 5 | | Manufacturer | Mellewell | | Manufacturer Grade | Grade 5 | | Material Type | Stainless Steel | | Metal Type | Stainless Steel | | Model | WLJ-1/4-20-4-10P | | Number Of Items | 10 | | Number of Packs | 1 | | Number of Pieces | 10 | | Outside Diameter | 0.25 inches | | Part Number | WLJ-1/4-20-4-10P | | Screw Head Style | Hex | | Set Name | Size/Color/Quantity | | Set Screw Thread Type | Unified National Coarse | | Size Name | 1/4-20 x 4" | | Thread Class | 3B | | Thread Coverage | Fully Threaded | | Thread Size | 1/4"-20 | | Thread Style | Right Hand | | Thread Type | Unc | | Unit Count | 10 Count | ## Product Details - **Exterior Finish:** Plain - **Head Style:** Hex - **Manufacturer Grade:** Grade 5 - **Material:** Stainless Steel - **Thread Size:** 1/4"-20 ## Images ![Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 - Image 1](https://m.media-amazon.com/images/I/31-S61gDONL.jpg) ![Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 - Image 2](https://m.media-amazon.com/images/I/31yKaxTZcmL.jpg) ![Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 - Image 3](https://m.media-amazon.com/images/I/410a+yOr8iL.jpg) ![Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 - Image 4](https://m.media-amazon.com/images/I/31WyObIZraL.jpg) ![Mellewell 1/4-20 x 4 Hex Head Screw Bolt, Fully Threaded, Stainless Steel 18-8, Plain Finish, Quantity 10 - Image 5](https://m.media-amazon.com/images/I/41eoGxTPilL.jpg) ## Available Options This product comes in different **Color, Size, Number Of Items** options. --- ## 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.com.ar/products/239219222-mellewell-1-4-20-x-4-hex-head-screw-bolt](https://www.desertcart.com.ar/products/239219222-mellewell-1-4-20-x-4-hex-head-screw-bolt) --- *Product available on Desertcart Argentina* *Store origin: AR* *Last updated: 2026-09-23*