The Grade 8 Bolts Hex Head Cap screws are high-quality fasteners made in the USA by INAFASCO. These 3/8" Hex bolts have a thread size of 16 and a length of 1-1/2 inches. They are durable steel screws with a yellow zinc finish, designed for industrial and business applications. The hex head design allows for easy installation with a wrench, making them a reliable choice for various projects requiring strong and dependable fastening solutions.