FiletM 1.2.1

the program allows you to find all the measurements of the screw threads in all the regulations in the world. WW GAS BSF PG BA ISO UNC UNF UNEF
A screw thread, often shortened to thread, is a helical structure used to convert between rotational and linear movement or force. A screw thread is a ridge wrapped around a cylinder or cone in the form of a helix, with the former being called a straight thread and the latter called a tapered thread. A screw thread is the essential feature of the screw as a simple machine and also as a fastener.