Enjoy the efficiency of our head square bolts, designed for tool use. Made from carbon steel materials, these bolts are highly durable and offer excellent corrosion resistance. Ideal for a wide range of fastening applications, they provide a secure and reliable connection, ensuring your projects remain stable and Features -Color:Black -Material:Carbon steel -Size:9.00X1.00X1.00cm/3.54X0.39X0.39in -The hexagonal and square head design of these bolts makes it easier to use tools for both tightening and loosening, enhancing efficiency. -Constructed from carbon steel materials, these bolts offer exceptional durability and resistance to corrosion, ensuring performance. -With dimensions of 90mm in length and an m8 thread size, these bolts are versatile and suitable for a wide range of fastening applications. -This set includes twenty bolts, providing ample quantity to meet various project needs and ensuring you have enough for multiple uses. -Manufactured with high precision, these bolts have accurate dimensions, which contribute to a secure and reliable installation process. Package list: 20 x bolts