[APPLICATION RANGE]: Suitable for remove the oil pan screw and release the oil., make sure it is exactly what you need. [HIGH QUALITY]: Made of chrome-vanadium steel material, which ensures that it is high hardness, anti rust, corrosion resistance and durable. [PRACTICAL IN USE]: Various specifications for wide range of applications, adaptable to different styles of screws. 3/8 inch slide bar, it can be used for a long time and not feel fatigue, easy to use. [EASY TO INSTALL]: It can be installed successfully with a simple operation, most suitable choice for you [WHAT YOU GET]: 5 Double Ended Bits 3/8" + 11mm Square ,8mm + 13mm Square,9mm + 5/16" Hex,10mm + 12mm Hex, Weight: 1.0582188576 Pounds, Manufacturer: Dapetz