What is a Rep Rap style nozzle?

What is a Rep Rap style nozzle?

A Rep Rap style nozzle is characterized by its M6x1.0 threads, 7 mm threaded length, and 12.5 mm overall length. Such nozzles include those from E3D, Olsson, P3D, and Slice Engineering. Please refer to the Vanadiumâ„¢ Nozzle product page drawings and STEP files on the Documentation Page.