Except for remaining supposed to be used in woodworking initiatives, carriage bolts are just as appropriate for metal applications because of their machine screw thread. Binding screws are two-aspect screws. They have got two different sides; 1 is taken into account a male facet and one other a female facet. https://deanyjrxe.isblog.net/the-fact-about-lead-screw-examples-that-no-one-is-suggesting-46604262