HARHIM Professional Non-Magnetic 25 in 1 Mini Precision Screwdriver Tool Set for PC, Glasses, Mobile Phone, Laptop, Watch Precision Screwdriver Set  (Pack of 1)

Step For Use: 1. Choose The Batch Head You Need To Use, Rotate 180 Degrees And Pull Out 2. Unscrew The Handle Cover 3. Put The Batch Head Into The Handle 4. Screw The Handle Cover PRODUCT FEATURES --These Multiple Size screwdrivers Come In a Handy Leather Wallet Case, Light And Portable, Internal Type Batch Head Bayonet Fixed, Not Easy To Scatter. Professional And Utility --Each Screwdriver Bit Fits Perfectly Into The Handle, And Can Easily Be Changed From One To Another, So Switching From Different Screws Or Projects Is a Breeze. --Full Set Of 24 Batch Head, Can Be Adapted To Work In Many Different Fields. Suitable For Most Digital Products, Various Types Of Computer, Mobile Phone, Camera, Glasses, Watches, Car Keys, IPad, Tablet, PC Laptop etc. --High Precision Screwdriver Head Made From a High-End Steel(Chrome Vanadium Steel)By Special Heat Treatment, Hardness Can Reach HRC52-60. And Easy To Use.