Pitch is the space in between screw grooves and is often applied with inch-sized solutions and specified as threads for every inch. Lead will be the linear vacation the nut tends to make per one particular screw revolution and is how ball screws are usually specified. They are also named https://typesofporch71470.blog-mall.com/29909680/the-types-of-screw-heads-pdf-free-download-diaries