Features: This versatile screwdriver set features a two head design, accommodating screws from 3mm to 8mm for enhanced flexibility in various tasks, making it a reliabled tool set for everyday repairs. With a retractable shaft extending from 15cm to 25cm for easy access in tight spaces, and crafted from high strength alloy steel for 40% increased hardness and anti torques resistance, this screwdriver set ensures durability and long lasting performances. Ideal for diyer enthusiasts, home users, and professional like mechanics, engineers, and electricians, its ergonomic PP+TPR handle provides a comfortable grip to reduce fatigue during extended use. Perfect for scenarios such as automotive maintenance, furniture assembly, home repairs, and outdoor camping trips, this two head screwdriver serves as a dependable emergencies tool for handling small device fixes. The comprehensive 13 piece set includes multiple bits to tackle diverse applications, ensuring it's an essential addition to any toolbox for versatile and efficient problem solving. Specifications: Component: alloy, PP+TPR Bag Size:Approx.20x16cm/7.87x6.29inch Screwdriver handle length: 12cm/4.72inch Length of screwdriver after assembly: 17~21cm Package Includes: 1pcs Handle 12pcs Screwdriver Replacement Head note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.