Features: * The accuracy and durability of this screwdriver meets higher standards. Use them for DIY home projects or job sites. * Magnetic parts adopt strong permanent magnet, which can fix screws firmly. Perfect place every time. * Standard shank diameter, 6.35mm opposite side hex shank, 1/4 standard shank diameter, suitable for all kinds of pneumatic screwdrivers, electric screwdrivers and cordless screwdrivers. * Straight and concentric angles can effectively reduce the bit rocking phenomenon. * Made of durable alloy steel, high hardness, strong torsion, long-term use. *Electroplating improved anti-corrosion and better storage, the surface adopts special anti-corrosion surface treatment. Specifications: Product Name: Screwdrivers Material: Alloy Steel Color: Silver Surface Treatment: Electroplating Length: 75mm Head: Torx Shank: 1/4 Inch Hex Magnetic: Yes With Hole: Yes Optional Size: T6, T7, T8, T9, T10 , T15, T20, T25, T27, T30, T35, T40 Suitable for: electric drills with speed adjustment device, electric screwdrivers, hand screwdrivers Quantity: 1 pc Package include: 1 Torx Screwdriver Bit Notes: 1. Passage: 1cm = 10mm = 0.39 inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data.