This 10-piece combination wrench set is made by SK, a trusted brand in automotive tools. The wrenches are fully polished and specifically designed for metric systems of measurement, ranging in size from 7mm to 18mm. Each wrench is 12-point and made in the United States. 7, 8, 9 10 11, 12,14, 15, 17, & 18mm. 10 & 11 have some chrome pitting (see pictures). This set is perfect for automotive professionals or DIY enthusiasts who need reliable and high-quality tools. With a range of sizes and a polished finish, these wrenches are sure to provide the necessary grip and leverage for any job.