High-quality materials: Our electric socket bits are made of high-quality chrome-vanadium steel, offering exceptional hardness and extended service life, you can rely on their robustness for all your DIY and professional work needs.Size details: Socket screwdriver bit size 6mm/7mm/8mm/9mm/10mm/11mm/12mm/13mm/14mm/15mm/16mm/17mm/18mm/19mm, They cover a wide range of sizes, from 6mm to 19mm, to meet all your requirements.Easy to use: Our impact wrench screwdrivers designed to be used with reinforced sockets and extensions, making them perfect for securely loosening and tightening screws and nuts, even in the most demanding situations.A wide range of uses: Whether you are a passionate DIY enthusiast, a professional or a skilled tradesman, our 6-19mm Impact Socket Driver Bits Fit All.Package Contents: You will get 14pcs Impact Socket Driver Bits Kit, the slim profile of our bits allows you to work easily in tight spaces, making them ideal for bolting nuts. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store