[DETAIL] Brand new and high quality Name: Screwdriver Extension Rod Size: Length: 60mm(2.36in), 100mm(3.94in), 150mm(5.91in) Material: Carbon Steel Shank: Hexagon Shank 1/4 inch (6.35 mm) Quantity: 3Pcs/Set Features: - The diagonal diameter of the hexagonal handle is 1/4 inch, which is 6.35mm. Features: The interface has a locking mechanism. - Suitable for connecting electric drills, screwdrivers, wind drills, etc., extending the conversion and use of various types of screwdriver heads; Fast and tight Solid; Greatly improve work efficiency. - Special reminder: This extension rod can only be used for single headed nozzles, and cannot be used for double headed nozzles!!! - Can be used for the transfer and quick replacement of imported and domestic 1/4 electric screwdrivers, manual electric screwdrivers, electric drills, electric screwdrivers, and other tools. Notice: 1. The real color of the item may be slightly different from the pictures shown on the website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Thank for your understanding. 3. 1cm=0.39''. Package Included: 3x Hexagonal Screw Bit Extension Rods [ATTRIBUTES] - Hign-concerned Chemical: None - Origin: Mainland China - Certification: None - Hign-concerned Chemical: None - Origin: Mainland China - Certification: None - DIY Supplies: Tiling