The Best Mr Lugnut Tk640 of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best Mr Lugnut Tk640 of 2025. Check our ranking below.
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- This key is used to tighten or remove spline drive tuner short style lug nuts
- Length is 3.5 Inches
- Metal Finish
- Part Number: TK640
- FITMENT: Only fit for 17mm hex 6 spline lug nuts, Typically 12x1.25, 12x1.5, 1/2-20'' thread pitch, Not work on hex or spike lug nuts
- SPECIFICATION: Black 6 point spline socket is 17.6mm inner diameter and 20.5mm outer diameter, overtall - 3.5" (89mm), 6 splines points. Meets or exceeds OEM factory standards
- MATERIAL: Electrophoretic paint provides exceptional appearance and corrosion resistance, cold forged and heat treated steel (anti-rusting and anti-stripped, high strength and durability)
- ATTENTION: Compatible with 19mm (3/4) and 21mm (13/16) Hex Socket Wrench. It is recommended that you check the user manual to understand the required spacification of the nuts socket
- BRAND SUPPORT: At MIKKUPPA, we are dedicated to delivering top-quality wheel lug nuts and exceptional customer service. Our commitment to enthusiastic support for 12 months ensures a worry-free shopping experience
- This Lug Nut Key Fits 7 Spline Lug Nuts
- This key is made to work with Mr.Lugnut Spline lugnuts
- Overall Length 3 1/2"
- Works On Our Part Numbers 5740L-1, 5744L-1, 5748L-1 & 5746-1
- EASY LOCK NUT REMOVAL - This wheel lock key set makes it easy to remove broken, peeled, rusted, rounded-off, or frozen wheel locks, compatible with various fasteners. Each fuel rim lug nut key is neatly stored in a durable blow-molded case and the engraved sizes on the socket enable quick identification of the right key for the task at hand.
- EXCELLENT COMPATIBILITY - Our locking lug nut master key set is tailored for a wide range of anti-theft lug nuts, including those with 12 SPLINE 13/16'', 12 SPLINE 11/16'', 7 SPLINE 3/4'', 7 SPLINE 5/8'', 7 SPLINE 11/16'', 6 SPLINE 41/64'', 6 SPLINE 45/64'', and 5 SPLINE 5/8'' sizes for cars, trucks, SUV RV and trailers
- GREAT CHOICE FOR REPAIR SHOP & HOME USE - Ideal for mechanics at tire repair shops performing brake jobs, tire changes, and wheel removals on various vehicles. Also a must-have for home vehicle repairs, ensuring you have the right master socket for a wide range of cars when the original is missing or misplaced.
- SOLID AND RELIABLE - Crafted from high-quality chrome-moly steel for exceptional strength and durability, this mechanic specialty tools is built to last. The thick wall construction enhances its robustness, while the dual hex head design ensures compatibility with a variety of wrenches and impact sockets
- IMPORTANT NOTE - While we have included the most common tuner style lug nut key sizes in this set, please be aware that this tire & wheel tools MAY NOT be compatible with all lug nut types, such as long spike lug nuts. We recommend verifying that your wheel lock matches one of the sizes listed above before purchase.
- 6-SPLINE Lug Nut Socket Key Removal Tool - Replacement for lost six spline tuner keys. Works with most DPAccessories, Gorilla, Accuwheel, & more 6-point Spline Type Tuner Locking Lug Nuts. For small-diameter 6-spline lug nuts common on aftermarket wheels (M12x1.5, M12x1.25, 1/2-20). NOTE: Count your splines first. Does Not Fit Spiked Lug Nuts.
- ULTRA-THIN WALL SPLINE LUG SOCKET - Engineered with a 20.5mm outer diameter to fit narrow tuner lug holes and prevent damage to aftermarket wheels. Designed for maximum clearance, this profile is thinner than standard 20.8mm competitor tools for improved accessibility in tight spaces. With a total length of 90mm (3.5") and a socket depth of 62mm (2.4"), it is designed to reach deep recessed lug holes.
- DUAL HEX DRIVE - Universal head fits both 19mm (3/4") and 21mm (13/16") tire irons and wrenches. No specialized adapters needed during roadside emergencies or shop maintenance.
- COLD FORGED ALLOY STEEL - Heat-treated SCM 435 high tensile steel for high-torque durability. When used properly, this heavy-duty construction prevents the stripping and snapping common in the cast-metal keys included with budget lug nut sets.
- Hand Tools Only! Thin wall is designed for manual breaker bars and torque wrenches. Do not use with impact wrenches; power tools, mismatched sockets, and incorrect spline counts are the leading cause of key failure and cracked sockets. Ensure your socket fits the spline lug nuts snugly and no "slack" prior to applying pressure.
Last update on 2025-10-22 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API
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