This item is a set of electric screwdriver extension bits Kit made by chrome-vanadium steel, alloy steel and ABS, with good process details and durable texture, which without being easily damaged. The design is reasonable, professional and practical, aiming to provide you with a better experience. Features -Color: Assorted. -Material: Chrome-vanadium steel, alloy steel, ABS. -Size: About 30.00X1.50X1.50cm/11.79X0.59X0.59in. - One set of drill flexible extensions, 10pcs drill bits and 9pcs to replace, can meet your demand. - The flexible shaft can rotate 360° freely, which is suitable for installation in narrow corners and improves work efficiency. - Suitable for use in a variety of scenarios: furniture, home appliances, computers, automobiles, bicycles, electric vehicles. - Bits made of chrome-vanadium steel, flexible shaft made of alloy steel, durable, not easy to damage and rust. - The standard hexagon handle (6.35mm) non-slip design, easy to clamp, easy to use. Package list: 1 x bit extension rod 2 x dual-purpose bits 4 x titanium-coated drills 10 x bits 9 x sleeves 1 x flexible shaft