🔧 These four-sized magnetic extension bars let you reach deep tight spaces easily, firmly lock screwdriver bits without slipping for drill and impact driver tasks. Top Core Advantages ❤️ Dual Secure Lock & Magnetic Grip System Built-in mechanical locking collar pairs with strong bottom magnetism to clamp 1/4” hex bits tightly. No wobbling, dropping or flying bits during high-torque impact work. Pull down the red collar for one-second fast bit swapping to speed up every repair task. 💪 Heavy-Duty Chrome Vanadium Steel Build Forged from industrial grade CR-V steel with boosted hardness, far less prone to bending, cracking or wearing out than flimsy generic extensions. Delivers consistent sturdy performance through long-term daily heavy use. 📏 Four Practical Lengths for Every Scenario The complete kit supplies 4 versatile sizes: 2in(60mm), 4in(100mm), 6in(150mm), 12in(295mm). Short lengths handle shallow fasteners, while the extra-long 12-inch extender accesses deeply recessed bolts and hidden tight gaps you cannot reach with standard bits. ✅Universal 1/4” Hex Compatibility Standard 1/4 inch hex shank fits all common power tools, including cordless impact drivers, electric drills, pneumatic screwdrivers, manual T-handle drivers and air drills. Works seamlessly with all standard 1/4” hex screwdriver bits, sockets and nut drivers. ✨Broad Application Scenarios Perfect for professional auto repair, furniture assembly, hardware installation, electrical DIY builds and general household maintenance. Ideal for navigating cramped engine bays, wall cavities, cabinet frames and narrow mechanical compartments where standard bit lengths fall short. Product Specs Constructed from premium chrome vanadium steelLock type: Double mechanical lock + internal magnetic baseShank & inner chuck size: Standard 1/4 inch hex Package Contents 1 x 2 Inch Magnetic Locking Bit Extension1 x 4 Inch Magnetic Locking Bit Extension1 x 6 Inch Magnetic Locking Bit Extension1 x 12 Inch Magnetic Locking Bit Extension
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