There are two different forms of full-thread studs: a fully threaded cylindrical fastener, usually used to connect thicker parts; another fully threaded stud, but usually shorter in length, no more than 1 meter. The materials mainly include carbon steel or alloy steel and stainless steel, and the product specifications range from M3 to M64. Common standards include ANSI/ASME B18.31.2, ASTMA193, DIN975, DIN976... Commonly used in construction, machinery and various mechanical applications to connect parts together, provide tension or as a supporting structure.