Set of 5 magnetic bit holders 50/60/100/150/300mm – High-quality steel – Integrated magnet for hard-to-reach screws – 6.35mm hex shank

Premium Material - The extension bit holder is made of high-quality steel, and the sleeve is made of high-quality aluminum alloy, ensuring maximum durability. Rustproof, corrosion-resistant, and oxidation-resistant.

5 Drill Bit Extension Sizes - 50mm, 60mm, 100mm, 150mm, 300mm, to meet your various needs, perfect for reaching tight corners and confined spaces.

Built-in Magnet - The bottom of the hole is equipped with a permanent magnet that holds the bits in place, ensuring they stay put and don't wobble during use.

Improved Work Efficiency - The drill bit extension is very useful for removing or tightening a large number of screws after they have been started or loosened.

Universal size - Compatible with electric drills, screwdrivers, impact drivers, and various other tools, these extension bit holders expand the functionality of your equipment thanks to their 1/4-inch hex shank.