Dowel for attaching part especially hook to wall

摘要

The dowel shank (2) and head (6) are made of a one piece plastics, with the head having a larger diameter than the shank. The head has an external thread on which the hook (9) is screwed. The head has an annular groove (11) onto which the part such as hook can be clamped or clipped. The hook has a cylindrical hole (10) into which the entire head fits. The hole has an internal thread or annular protuberance (12). The head has a coaxial cavity (7) into which the whole screw head is countersunk.