2pcs 4 In 1 Drill Chuck Key Hand Drill Key Drill Chuck Wrench For Tighten Drills Chuck Universal Combination Hand 3/8 1/2 3/4 1 Inch Chuck Key(L+ S),for Bosch, Ma-kita Drills & Impact Drivers

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  • 4-in-1 Multi-Size Functionality Each key offers four sizes (3 8", 1 2", 3 4", 1"), and the set covers eight specifications, ensuring seamless compatibility with hammer drills, angle grinders, and power drills for quick bit changes no more searching for multiple tools!
  • Ultra-Durable Zinc Alloy Construction Crafted from high-quality, eco-friendly zinc alloy with a polished wear-resistant coating, this chuck key resists rust, deformation, and heavy-duty wear, reducing long-term replacement costs by 70%.
  • Dual-Purpose Square Hole Design The square hole functions as both a chuck key and an emergency wrench, saving time during drilling, screwing, or mechanical adjustments perfect for contractors and DIYers who need efficiency.
  • Lightweight & Pocket-Sized Portability Weighing less than your phone, this compact tool fits easily in pockets or toolboxes, making it ideal for quick home repairs, job sites, or on-the-go projects.
  • Anti-Slip Grip for Precision Work Engineered with an ergonomic, non-slip design for even tightening force, preventing bit slippage during furniture assembly, craft projects, or dusty environments.

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