Coarse has fewer threads for each inch than wonderful threads and involves fewer turns to tighten thoroughly. Coarse-threaded fasteners are more frequent than other kinds and therefore are less likely to cross-strip or jam. Wonderful has threads which have been much more intently spaced producing them simpler to tap than https://riveroethu.blogocial.com/a-simple-key-for-flange-bolts-unveiled-64831714