Features:1. The professional hand tool screwdriver is made of chrome-vanadium steel, stronger torsion in using.2. The style design of shank accord with ergonomics principle, easy to use, not fatigue easily.3. Shank is made of PP, anti-slip design of double plastic, very comfortable to use.4. Excellent toughness and hardness performance.5. 4 different sizes to meet your various needs.6. Y3, Y4 are suitable for keyboards and mouse games, etc.7. Y4, Y5 are usually suitable for removing socket, as well as hair dryer.8. Y6 is usually suitable for demolition of humidifiers and other appliances.Specifications:Material: Chrome-vanadium Steel + PPMagnetic: YesScrew Head Type: Y-type Handle Length: Approx. 80mm /3.15inchBatch Length: Approx. 50mm / 1.97inchSize: Y3 x 50mm, Y4 x 50mm, Y5 x 50mm, Y6 x 50mmWeight: Approx. 162gPackage Include:1 Set x Y-type Screwdriver (include 4pcs)