--- product_id: 316013496 title: "7-Point Spline Drive Tuner Socket Key Tool for Seven-Spline Drive Tuner Lug Nut Key Replacement 21.5mm Inner Diameter Compatible with 13/16inch(21mm) and 7/8inch(22mm) Hex Socket Wheel Lock Lug Nuts" brand: "irontek" price: "NT$91" currency: TWD in_stock: true reviews_count: 5 url: https://www.desertcart.tw/products/316013496-7-point-spline-drive-tuner-socket-key-tool-for-seven store_origin: TW region: Taiwan --- # 21.5mm Inner Diameter 3.5" Length SCM 435 Steel Material 7-Point Spline Drive Tuner Socket Key Tool for Seven-Spline Drive Tuner Lug Nut Key Replacement 21.5mm Inner Diameter Compatible with 13/16inch(21mm) and 7/8inch(22mm) Hex Socket Wheel Lock Lug Nuts **Brand:** irontek **Price:** NT$91 **Availability:** ✅ In Stock ## Summary > 🔧 Unlock Your Wheel's Potential! ## Quick Answers - **What is this?** 7-Point Spline Drive Tuner Socket Key Tool for Seven-Spline Drive Tuner Lug Nut Key Replacement 21.5mm Inner Diameter Compatible with 13/16inch(21mm) and 7/8inch(22mm) Hex Socket Wheel Lock Lug Nuts by irontek - **How much does it cost?** NT$91 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/316013496-7-point-spline-drive-tuner-socket-key-tool-for-seven) ## Best For - irontek enthusiasts ## Why This Product - Trusted irontek brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Peace of Mind:** Includes a 1-year warranty for worry-free usage. - • **Precision Fit:** Engineered for 7-spline lug nuts, ensuring a snug and secure fit. - • **Enhanced Torque:** External pattern design optimizes torque application, reducing the risk of breakage. - • **Durable Construction:** Crafted from SCM 435 steel, heat-treated for maximum strength and longevity. - • **Versatile Compatibility:** Compatible with most 7 spline lug nuts, including 14x1.5 and 14x2.0 sizes. ## Overview The 7-Point Spline Drive Tuner Socket Key Tool is a high-quality, durable solution for replacing 7-spline drive tuner lug nuts. With a 21.5mm inner diameter and compatibility with various hex socket sizes, this tool is designed for precision and strength, ensuring your wheels are securely fastened. Made from SCM 435 steel and featuring an external pattern for enhanced torque, it comes with a 1-year warranty for added assurance. ## Description IRONTEK brand AIM is to provide quality products. We specialize in auto parts parts. A vehicle owner may find necessary accessories of wheel parts like Ignition coil Door handle wheel spacers, lug nuts and Wheel hub etc. Great for showing off your wheels and enhancing the overall look and safety of your vehicle. NOTICE Only compatible with 7-spline tuner style lug nuts Compatible with 19mm (3/4") Hex Sockets Compatible with 21mm (13/16") Hex Sockets Review: Excellent materials, a very light tool to use. Review: Great product. Great price. ## Features - 【Note】 Please tighten the lug nuts manually, DO NOT use electrical tools. DRIVE HEX SIZE: 9mm (3/4") & 21mm (13/16") - Length: 3.5" - Diameter: 0.9". - 【Compatibility】 Most 7 spline 14x1.5, 14x2.0, and 9/16" lug nuts. - 【DO NOT FIT】DO NOT FIT Lugs with 12x1.5, 12x1.25 or 1/2-20 thread sizes. - 【HIGH QUALITY】 SCM 435 Steel material, heat treated for exceptional strength. External Pattern that produces better torque and prevents breakage. - 【INCLUDES】1Pcs 7 Point Spline Tuner Lug Nut Key with 1-Year Warranty. Please rest assured to purchase. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07XC724K7 | | ASIN | B07XC724K7 | | Bit Compatibilities | 7-spline 14x1.5, 7-spline 14x2.0, 7-spline 9/16" (14/16") | | Brand Name | IRONTEK | | Customer Reviews | 4.2 4.2 out of 5 stars (79) | | Customer reviews | 4.2 4.2 out of 5 stars (79) | | Date First Available | 25 September 2019 | | Drive Bit Shank Style | Spline | | Drive System | Spline | | Finish Types | Steel | | Item model number | 6d09b477-07fc-49c7-ae47-e1ef246fd564 | | Manufacturer | IRONTEK | | Manufacturer | IRONTEK | | Material Type | Alloy Steel | | Model Number | 6d09b477-07fc-49c7-ae47-e1ef246fd564 | | Number of Pieces | 1 | | Product Dimensions | 10 x 6 x 5 cm; 240 g | | Unit Count | 1.0 Count | ## Product Details - **Brand:** IRONTEK - **Drive system:** Spline - **Finish type:** Steel - **Material:** Alloy Steel - **Number of pieces:** 1 ## Images ![7-Point Spline Drive Tuner Socket Key Tool for Seven-Spline Drive Tuner Lug Nut Key Replacement 21.5mm Inner Diameter Compatible with 13/16inch(21mm) and 7/8inch(22mm) Hex Socket Wheel Lock Lug Nuts - Image 1](https://m.media-amazon.com/images/I/51mCnRAwVaL.jpg) ![7-Point Spline Drive Tuner Socket Key Tool for Seven-Spline Drive Tuner Lug Nut Key Replacement 21.5mm Inner Diameter Compatible with 13/16inch(21mm) and 7/8inch(22mm) Hex Socket Wheel Lock Lug Nuts - Image 2](https://m.media-amazon.com/images/I/51PM1OSwJeL.jpg) ![7-Point Spline Drive Tuner Socket Key Tool for Seven-Spline Drive Tuner Lug Nut Key Replacement 21.5mm Inner Diameter Compatible with 13/16inch(21mm) and 7/8inch(22mm) Hex Socket Wheel Lock Lug Nuts - Image 3](https://m.media-amazon.com/images/I/61XHgUCYbKL.jpg) ![7-Point Spline Drive Tuner Socket Key Tool for Seven-Spline Drive Tuner Lug Nut Key Replacement 21.5mm Inner Diameter Compatible with 13/16inch(21mm) and 7/8inch(22mm) Hex Socket Wheel Lock Lug Nuts - Image 4](https://m.media-amazon.com/images/I/51IT3JRFOfL.jpg) ![7-Point Spline Drive Tuner Socket Key Tool for Seven-Spline Drive Tuner Lug Nut Key Replacement 21.5mm Inner Diameter Compatible with 13/16inch(21mm) and 7/8inch(22mm) Hex Socket Wheel Lock Lug Nuts - Image 5](https://m.media-amazon.com/images/I/617AfuCwH7L.jpg) ## Questions & Answers **Q: Have a i need a wheel key lock i have a 2006 vw passat lug nut what i use lock but i was** A: I think I just had a stroke trying to read this.... ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by E***. on 13 July 2024* Excellent materials, a very light tool to use. ### ⭐⭐⭐⭐⭐ Review *by M***E on 26 October 2020* Great product. Great price. ### ⭐⭐⭐⭐⭐ Review *by H***E on 10 June 2022* I just wanted an extra to keep in my tool box. It works. ## Frequently Bought Together - 7-Point Spline Drive Tuner Socket Key Tool for Seven-Spline Drive Tuner Lug Nut Key Replacement 21.5mm Inner Diameter Compatible with 13/16inch(21mm) and 7/8inch(22mm) Hex Socket Wheel Lock Lug Nuts - Dynofit 8Pc Lug Nuts Key Kit, Aftermarket Lug Nut Socket Easily Removing Spline and Hex Style Aftermarket Wheel Lug Nuts | 5, 6, 7, 12 Spline and Hex Key Set, Cr-V Steel - Circuit Performance Large Black 6 Point Spline Truck SUV Tool Key --- ## 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.tw/products/316013496-7-point-spline-drive-tuner-socket-key-tool-for-seven](https://www.desertcart.tw/products/316013496-7-point-spline-drive-tuner-socket-key-tool-for-seven) --- *Product available on Desertcart Taiwan* *Store origin: TW* *Last updated: 2026-05-21*