A starter for cranking an internal combustion engine includes an electric motor, an output shaft, and a one-way clutch for transmitting a rotational torque of the electric motor to the output shaft. The transmission section has an input stage and a load stage. Inserts are provided, which are inserted or can be inserted into the electrification strip and have plug receivers protected against electric shock for device plugs of the devices to be connected, as well as contact elements which are or can be brought into electrical contact with the contact rails. The sharpening mandrel is rotatable from a first position for engagement of the first sharpening surface to a second position for engagement of the second sharpening surface.