--- product_id: 365629920 title: "K Tool International 49403 Universal Wrench Extender Adaptor, 1/2 Inch or 21mm Hex Drive, Drop Forged Body with Heat Treatment, Extendable, Black" brand: "k tool international" price: "R1140" currency: ZAR in_stock: true url: https://www.desertcart.co.za/products/365629920-k-tool-international-49403-universal-wrench-extender-adaptor-1-2 store_origin: ZA region: South Africa --- # Extendable for extra leverage Heat-treated drop-forged body 1/2 inch & 21mm hex drive K Tool International 49403 Universal Wrench Extender Adaptor, 1/2 Inch or 21mm Hex Drive, Drop Forged Body with Heat Treatment, Extendable, Black **Brand:** k tool international **Price:** R1140 **Availability:** βœ… In Stock ## Summary > πŸ”© Unlock Power & Precision in Every Turn! ## Quick Answers - **What is this?** K Tool International 49403 Universal Wrench Extender Adaptor, 1/2 Inch or 21mm Hex Drive, Drop Forged Body with Heat Treatment, Extendable, Black by k tool international - **How much does it cost?** R1140 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/365629920-k-tool-international-49403-universal-wrench-extender-adaptor-1-2) ## Best For - k tool international enthusiasts ## Why This Product - Trusted k tool international brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Built to Last:** Heat-treated, drop-forged steel ensures durability under pressure. - β€’ **One Tool, Many Uses:** Self-adjusting fit works with square, allen bits, and more. - β€’ **Maximize Your Torque:** Break loose stuck bolts effortlessly with enhanced leverage. - β€’ **Reach the Unreachable:** Offset design grants access to tight, confined spaces. - β€’ **Universal Compatibility:** Fits 1/2 inch or 21mm hex drives for versatile tool pairing. ## Overview The K Tool International 49403 Universal Wrench Extender Adaptor is a rugged, heat-treated, drop-forged tool designed to boost torque and reach in tight spaces. Compatible with 1/2 inch and 21mm hex drives, it offers universal fit and durability for automotive, industrial, and home repair professionals seeking reliable performance. ## Description K Tool International 49403 Universal Wrench Extender Adaptor, 1/2 Inch or 21mm Hex Drive, Drop Forged Body with Heat Treatment, Extendable, Black ## Features - ENHANCED TORQUE AND LEVERAGE: This universal wrench extender tool provides increased torque, making it easy to break loose stuck, rusted, or overtightened bolts in tight areas. Ideal for automotive, industrial, and home repairs - VERSATILE HEX DRIVE COMPATIBILITY: Features a 1/2 inch or 21mm hex drive, compatible with a wide range of wrenches, ratchets, and sockets. Perfect for diesel mechanics, automotive service, and heavy machinery maintenance - HEAT-TREATED FOR DURABILITY: Constructed with a drop-forged, heat-treated body, this extender is designed to withstand the toughest jobs, including working on suspension systems, car engines, and HVAC equipment - EFFORTLESS ACCESS TO TIGHT SPACES: The offset design allows for easy access to hard-to-reach areas, providing a reliable solution when working with castle nuts, serpentine belts, or bolts in confined spaces. - SELF-ADJUSTING AND UNIVERSAL FIT: Designed for universal use, this self-adjusting wrench adapter ensures a secure fit with various tools, including square and allen bits, making it a must-have for any mechanic or DIY enthusiast ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | K Tool International | | Part number | 49403 | | Item Weight | 227 g | | Product Dimensions | 16.51 x 8.89 x 5.08 cm; 226.8 g | | Item model number | 49403 | | Color | Black | | Finish | Painted | | Material | Other | | Item Package Quantity | 1 | | Head Style | Fixed Square | | Included components | K TOOL INTERNATIONAL - Universal Wrench Extender Adaptor (49403) | | Batteries Included? | No | | Batteries Required? | No | ## Product Details - **Colour:** Black - **Brand:** K Tool International - **Material:** Other - **Item length:** 12 Inches - **Item weight:** 0.5 Pounds ## Images ![K Tool International 49403 Universal Wrench Extender Adaptor, 1/2 Inch or 21mm Hex Drive, Drop Forged Body with Heat Treatment, Extendable, Black - Image 1](https://m.media-amazon.com/images/I/51bc3nEFDnL.jpg) ## Questions & Answers **Q: what is the torque capacity?** A: No listed value that i saw but I have flexed my 4 foot breaker bar on this and never had any amount of give **Q: will a 1/2" braker bar fit in the area that a hand wrench fits in the picture?** A: No, this tool is great for getting the nut loose on frozen tie rods! **Q: Am i using this wrong? Every situation I only seem to tighten?** A: They need to make an additional mirror image adapter. With this one, if you use the breaker bar facing the bolt, you can only tighten it. Of course, you can flip the adapter to loosen, but you have to place the breaker bar on the opposite side of the bolt. Sometimes, you only have enough space for one side. **Q: Que material es ?** A: Otros vendedores en Amazon aseguran que es aleaciΓ³n de acero esta extension. ## Frequently Bought Together - K Tool International 49403 Universal Wrench Extender Adaptor, 1/2 Inch or 21mm Hex Drive, Drop Forged Body with Heat Treatment, Extendable, Black - Rhino Wrench Extender Tool Bar - Extra-Long 15 Inch Wrench Extension for Maximum Leverage - Torque Multiplier with Non-Slip Gloves and Microfiber Towel - Solid Steel Tools (Extra Large) - Lisle 37960 Electrical Disconnect Pliers --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/365629920-k-tool-international-49403-universal-wrench-extender-adaptor-1-2](https://www.desertcart.co.za/products/365629920-k-tool-international-49403-universal-wrench-extender-adaptor-1-2) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-04-24*