Small size lets you take your bit extension anywhere to do any job and can fit in many tool bags Bit holder has strong magnetism for quick connection or disconnection and to ensure it stays in place while driving Universal 1/4 inch hex quick-release shank and 1/4 inch hex socket fit most electric drivers, manual drivers and bits Hard steel backing for maximum durability, heavy-duty construction allows for long life Very useful for removing or tightening a large number of screws after starting or loosening them Specifications: Material: Chrome Vanadium Steel Hex Shank Size: 6.35mm (1/4" ) Hex Socket Size: 6.35mm (1/4") Length: 60mm (2.36") Quantity: 1 Package includes: 1 x Bit Holder Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia