Product Name: Screwdriver Material: Alloy steel + PP Weight: 124g Package Quantity: 1 pc Yellow semi-automatic screwdriver Press the handle, the screwdriver shaft automatically rotates to achieve the effect of tightening or loosening the screwdriver. Faster than other screwdrivers. These spiral ratchets are designed to be gentle on the wrist and give your wrist a break. Push-pull ratchet screwdrivers can easily loosen tight spaces, deep screw positions and hard-to-reach screws. One-handed push function for use where other screwdrivers cannot. Just press the screwdriver to tighten or loosen the screw, which greatly improves work efficiency. Easy to assemble and disassemble. Simple self-locking type, insert the drill bit after unlocking the slide lock, and the drill bit is easy to lock. The self-locking box can be fixed during rotation, making it easy to carry. Comfortable grip This ratchet screwdriver has an ergonomic grip design. It is available in wood and plastic. It has three adjustable positions: loose, tightened and tightened, which is easy to use. Suitable for all occasions. Stack Head Specifications: Rectangle: PH1, PH1, PH2 One word: 3.5mm, 6mm < p>Material: Alloy steel, PP Dimensions: 29 x 217 mm