--- product_id: 221450256 title: "Dynofit 7 Spline Tuner Lug Nuts Key for Wrench with 13/16\"(21mm) and 7/8\"(22mm) Hex,Chrome Socket Replacement Tool for 14x1.5, 14x2.0, 9/16\" Wheel Nuts，Fits Perfectly" brand: "dynofit" price: "FREE" currency: ARS in_stock: false url: https://www.desertcart.com.ar/products/221450256-dynofit-7-spline-tuner-lug-nuts-key-for-wrench-13 store_origin: AR region: Argentina --- # Fits 19mm hex spike lug nuts 72h salt spray tested corrosion resistance Cold forged Cr-V steel for durability Dynofit 7 Spline Tuner Lug Nuts Key for Wrench with 13/16"(21mm) and 7/8"(22mm) Hex,Chrome Socket Replacement Tool for 14x1.5, 14x2.0, 9/16" Wheel Nuts，Fits Perfectly **Brand:** dynofit **Price:** FREE **Availability:** ❌ Out of Stock ## Summary > 🔧 Spike your wheel game with precision and power! ## Quick Answers - **What is this?** Dynofit 7 Spline Tuner Lug Nuts Key for Wrench with 13/16"(21mm) and 7/8"(22mm) Hex,Chrome Socket Replacement Tool for 14x1.5, 14x2.0, 9/16" Wheel Nuts，Fits Perfectly by dynofit - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/221450256-dynofit-7-spline-tuner-lug-nuts-key-for-wrench-13) ## Best For - dynofit enthusiasts ## Why This Product - Trusted dynofit brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Optimized Length & Hex Design:** 5-inch length with 19mm hex and 13mm end hex for superior torque application using hand tools, avoiding power impact damage. - • **Unmatched Durability & Strength:** Crafted from cold forged CR-V hard steel with chrome plating to resist rust, corrosion, and wear — built to last through countless installations. - • **Enhanced Safety with Durable Teeth:** Specially designed socket teeth provide a secure grip on spike lug nuts, minimizing slippage and damage during installation or removal. - • **Precision Fit for One-Piece Spike Nuts:** Engineered for 19mm hex nuts with multiple thread pitches (14x1.5, 14x2.0, 9/16-18, 1/2-20) ensuring seamless compatibility. - • **Trusted Quality with Warranty & Support:** Backed by a 1-year warranty and responsive customer service, plus a recommendation to keep spares handy for any garage pro. ## Overview The Dynofit Spike Lug Nut Socket is a premium 5-inch, 19mm hex socket tool made from cold forged CR-V steel with chrome plating, designed specifically for one-piece spike lug nuts across multiple thread sizes. It offers superior corrosion resistance with 72-hour salt spray testing, durable teeth for secure grip, and is optimized for hand tool use to prevent damage. Trusted by thousands with a 4.5-star rating and a 1-year warranty, it’s the essential tool for millennial pros who demand reliability and style in their automotive toolkit. ## Description Buy Dynofit 7 Spline Tuner Lug Nuts Key for Wrench with 13/16"(21mm) and 7/8"(22mm) Hex,Chrome Socket Replacement Tool for 14x1.5, 14x2.0, 9/16" Wheel Nuts，Fits Perfectly: Lug Nuts - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - Fitment: Only work with 7 Point/spline Lug Nuts, Typically 14x1.5/M14x1.5, 12x2.0, 14x2.0, 9/16-18" thread pitch, Not work on hex or spike lugnuts - Specification: ID:20mm(0.78"), OD:23mm(0.9"), Overtall:90mm(3.5”), Depth:43mm; Works with multiple hex Socket:21mm(13/16'')&22mm(7/8''), hand wrench recommended(only for 7spline lug nuts) - Performance: The socket with durable teeth and shape is more safer while you are installing the lug nuts and all of our products past 72 hours salt spray tested which can promise a longer service life compared to 48 hours for others. - Premium Material: Cold Forged CR-V Hard Steel(High Strength and Durability), quality durable surface dealing process which can offer better torque and prevents breakage. Chrome Plated would greatly improves rust&corrosion resistance and prevent the outer layer peeling easily. - Brand Promise: We hope that dynofit can make your shopping experience enjoyable. If you have any questions, we will provide you with assistance and service ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B083TNM5HC | | Best Sellers Rank | #1,420,927 in Automotive ( See Top 100 in Automotive ) #3,035 in Wheel & Tire Lug Nuts | | Brand | dynofit | | Color | Silver | | Compatible Groove Diameter | 0.77 inches | | Customer Reviews | 4.4 out of 5 stars 205 Reviews | | Drive Style | External Hex, Spline | | Exterior Finish | Chrome | | Fastener Type | Hex | | Finish Types | Chrome plated | | Grade Rating | Class 10.9 | | Inside Thread Size | M14 x 1 5 | | Item Diameter | 14 millimeters | | Item Weight | 0.19 kg | | Manufacturer | Fastfree | | Material | Hard Steel | | Material Type | Hard Steel | | Metal Type | Alloy Steel | | Model | NKEY7C | | Number Of Items | 1 | | Number of Packs | 1 | | Number of Pieces | 1 | | Outside Diameter | 23 millimeters | | Part Number | NKEY7C | | Screw Head Style | Hex | | Size Name | 7 Spline with Hex 13/16" and 7/8" | | Thread Class | Coarse | | Thread Coverage | Fully Threaded | | Thread Size | M14 x 1.5 | | Thread Style | Right Hand | | Thread Type | Iso Metric | | UPC | 704693081048 | | Unit Count | 1 Count | ## Product Details - **Color:** Silver - **Exterior Finish:** Chrome - **Fastener Type:** Hex - **Material:** Hard Steel - **Thread Size:** M14 x 1.5 ## Images ![Dynofit 7 Spline Tuner Lug Nuts Key for Wrench with 13/16"(21mm) and 7/8"(22mm) Hex,Chrome Socket Replacement Tool for 14x1.5, 14x2.0, 9/16" Wheel Nuts，Fits Perfectly - Image 1](https://m.media-amazon.com/images/I/51kdYx7FILL.jpg) ![Dynofit 7 Spline Tuner Lug Nuts Key for Wrench with 13/16"(21mm) and 7/8"(22mm) Hex,Chrome Socket Replacement Tool for 14x1.5, 14x2.0, 9/16" Wheel Nuts，Fits Perfectly - Image 2](https://m.media-amazon.com/images/I/71TLoBAA95L.jpg) ![Dynofit 7 Spline Tuner Lug Nuts Key for Wrench with 13/16"(21mm) and 7/8"(22mm) Hex,Chrome Socket Replacement Tool for 14x1.5, 14x2.0, 9/16" Wheel Nuts，Fits Perfectly - Image 3](https://m.media-amazon.com/images/I/71B6c2zfEOL.jpg) ![Dynofit 7 Spline Tuner Lug Nuts Key for Wrench with 13/16"(21mm) and 7/8"(22mm) Hex,Chrome Socket Replacement Tool for 14x1.5, 14x2.0, 9/16" Wheel Nuts，Fits Perfectly - Image 4](https://m.media-amazon.com/images/I/71wete4CYfL.jpg) ![Dynofit 7 Spline Tuner Lug Nuts Key for Wrench with 13/16"(21mm) and 7/8"(22mm) Hex,Chrome Socket Replacement Tool for 14x1.5, 14x2.0, 9/16" Wheel Nuts，Fits Perfectly - Image 5](https://m.media-amazon.com/images/I/61idjb8DDOL.jpg) ## Frequently Bought Together - Dynofit 7 Spline Tuner Lug Nuts Key for Wrench with 13/16"(21mm) and 7/8"(22mm) Hex, Lugnuts Chrome Socket Replacement Tool for 14x1.5, 14x2.0, 9/16" Lug Nut 1 Year - Circuit Performance Large Black 6 Point Spline Truck SUV Tool Key - Small 6 Point Spline Lug Nuts Key Tuner Socket Tool -Diameter Lock Lug Nut Key Compatible with 3/4 in (19mm) and 13/16 in(21mm) Hex Replacement Socket 12x1.5 12x1.25 1/2-20 10x1.25 3/8-20 Black --- ## 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/221450256-dynofit-7-spline-tuner-lug-nuts-key-for-wrench-13](https://www.desertcart.com.ar/products/221450256-dynofit-7-spline-tuner-lug-nuts-key-for-wrench-13) --- *Product available on Desertcart Argentina* *Store origin: AR* *Last updated: 2026-10-03*