Description PRACTICAL. Universal 1/4 hex shanks fit most power drills, 1/4 impact equipment and handheld equipment SAFETY. Strong permanent magnets hold drill bits securely in place PORTABLE. The small size makes the magnetic drill stand easy to carry with many tool bags DURABLE. Steel is impact resistant for maximum durability. Sturdy construction allows for a long life of these extensions Pack of 3. Extensions in lengths 60mm (2.36), 100mm (3.93), 150mm (5.9) for easy access for different purposes Description These screwdriver extension holders are made of high quality stainless steel and chrome vanadium with heavy duty construction for maximum durability. It can be used for a variety of electric screwdrivers and drill bits, which makes this extension stand very practical and versatile. bit extensions drill extension bar long bit holder Features Color: red, yellow (optional). Material: stainless steel and chrome-vanadium steel. Hex Shank Size: 6.35mm (1/4), Hex Socket Size: 6.35mm (1/4) Length: 60mm (2, 36 inches), 100 mm (3.9 inches), 150 mm (5.9 inches). Quantity: 3. Powerful Doors - Eartips have a strong mag netoconductivity for quick connection or disconnection and to ensure the stay in place while riding.