This set of 100 stainless steel hex head bolts is a great addition to any business or industrial project. With a #3/8 screw size and #16 thread size, these bolts are 2-1/4 inches in length and have a hex-key drive style for easy installation. The material is durable and long-lasting, ensuring a strong hold for any application. The finish is also stainless steel, adding a sleek and professional look to your project. These bolts are perfect for any screws & bolts or fasteners & hardware needs.