4 Pieces Chrome Vanadium Steel Fast-Change Extension Rod Self-Locking Quick Release Bit Holder for Driver

This 4-piece tool accessory set includes hex-shank extension rod options designed for use with a drill or driver, giving you multiple lengths in one compact kit. Made from chrome vanadium steel, each extension rod is built with a 6.35 mm hex interface and a 6.35 mm shank diameter for stable connection and reliable use. The fast-change extension rod features a self-locking, press-to-release structure that makes bit swaps faster and helps keep work moving smoothly. As an extension rod, it helps hold bits in place during fastening tasks, making alignment easier when working in tighter or less accessible areas. The set includes rods measuring 61 mm, 75 mm, 101 mm, and 151 mm, offering different reach options for varied drilling and driving needs while keeping the total set weight at 114 g.