General description These 3pcs Bit Holder Hex Socket Extension Bars are designed for maximum durability and versatility. Made from high-quality carbon steel and chrome vanadium steel, they feature a heavy-duty construction that ensures a long lifespan. The magnetic design allows for quick connection and disconnection, keeping the bits securely in place during use. Their compact size makes them easy to carry and store in various tool bags, making them an essential addition to any DIY or professional toolkit. Technical specifications Material: Carbon steel and chrome vanadium steel Hex Shank Size: 1/4 Inch Hex Socket Size: 1/4 Inch Lengths: 6 cm (2.36 in), 10 cm (3.93 in), 15 cm (5.9 in) Quantity: 3 pieces Compatibility and accessories Fits most electric screwdrivers and drills Universal 1/4 Inch Hex Shank