Features: Package: 1pc flexible drill bit extension, 1pc extension bar and 10pcs screwdriver bit drill set, enough quantity and different sizes to meet your daily needs. Material: Made of premium carbon steel quality makes the flexible drill set more durable and wear resistant. Flexible: Universal shaft extension can be bent to rotate a variety of angles and can be used in a variety of cracks and corners. Applications: The flexible drill extension bit can be used for computer cases, electrical cabinets, furniture, electrical appliances and so on. Size: The size of connection hex shank drill place is 1/4", a magnetised universal slot is 1/4", and you can connect drill bits or electric screwdriver bits. Specifications: Material: Carbon Steel Flexible Extension Length: 275mm / 10.83in Package Size: 18.5 * 14 * 2.5cm / 7.3 * 5.5 * 1in Package Weight: 172g / 6oz Package List: 1 * Flexible Drill Extension 1 * Extension Bar 10 * Screwdriver Bits