Diamond bit with shank tube and threaded tube connection

摘要

In a diamond bit with shank tube and threaded tube connection, the shank tube (2) and/or the threaded tube connection are provided with grooves or projections at their ends facing one another. The grooves or projections can be coupled together with the projections or grooves of the other respective part, two surfaces which face one another of the two parts being pressed against one another and being pressed together with the coupling. <IMAGE>