Details: * brand new and high quality *Heat treatment, chrome treatment, *Ideal for star bolts *The overall heat treatment hardness is 42-48 hardness, it is not easy to crack, the torque is stronger, and the service life is long *Color: Silver (As Pictures Show) *Material: 50# Steel *Types: E4 E5 E6 E7 E8 E10 *Size: 24mm, 24mm, 24mm, 24mm, 24mm, 28mm (Approx.) Package Contents: 6*Drive Sockets Note: 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. Made from high-quality materials, our tools products are durable and affordable to meet your daily needs. Please check the product size and model before placing an order to ensure it is the product you need. When you encounter a problem, please contact us and we will help until the problem is perfectly solved. When you receive your product, whether you are satisfied or not, we want to hear your opinion. Every customer can enjoy free refund or exchange service for damaged/quality problem products.