High-quality materials: Our power socket bits are made from 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 driver 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. Has many uses: Whether you are a Whether you are a passionate DIY enthusiast, a professional or a skilled worker, our 6-19mm socket driver bits fit all. Package Contents: You will get 14 pieces deep impact driver socket kit, the slim profile of our bits allows you to work easily in tight spaces, making them ideal for bolting nuts.