Description: 【Bit Set】: Diameter 25mm; Specifications PH0 PH1 PH2 PH3 U4 T10 T15 T25 T30 U6 H3 H4 H5 H6 2.3 3.0 5.0 6.0 Y2 Y3. 【Premium Material】: The bit is made of CVR material, which is sturdy and durable and can be used for a long time; it has built in strong magnets and is tightly adsorbed. The bit is inserted into the extension rod or handle and is automatically absorbed. 【Fine Workmanship】: Precision screwdriver head, tight bite, small precision processing error of the head, and high matching with the screw. 【Ergonomic Design Handle】: Easy to hold and operate, efficient, time saving, and easy to screw in and out. Turn clockwise to screw in, turn counterclockwise to screw out. 【With Storage Bag】: The bits are stored in separate compartments, making it easy to find the specifications you want, easy to take and place, and easy to carry when going out. Suitable for a variety of equipment maintenance to meet daily needs. Specification: Material: CVR Material Aluminum Alloy Product Size: Zipper Bag Size 124mmx72mmx28mm, Handle Length 75mm, Bit Length 25mm Package Includes: 20 Bits 1 Handle 1 Extension Rod Note: Please allow slightly errors due to manual measurement and different monitors.