The flexible-shaft driven Dipromini polishing/filing machines should be connected to, and driven by, an electrical motor with speed control, e.g. the Diprofil type DSE-47, and a flexible shaft with slip-joint connection (European standard) or ball-joint connection (US standard). Corresponding motors of other brands may also be used.
Available with either a 0.5, 1.0 or 1.5 mm stroke length.