They are utilized in low-screw head-level applications. Please note that this limits the utilization of these screws to low-strength applications. They come in tempered steel, carbon steel or alloy steel make, permitting these screws to resist erosion and be utilized in underwater applications too. As a general rule, these screws are utilized in the designing of metal shears which require extremely low head lengths. Because of its low height and clean appearance, they are also used in home furniture gathering.