A reciprocating saw that includes a spindle including a blade slot configured to receive a saw blade. In order to reduce the installation space and the production costs of such valves, it is proposed according to the invention that the rotary slide is configured as a receiving housing which receives a valve element in the form of a secondary valve. The dummy connector includes a main body and a grounded portion. A dispersion wall is provided in the discharge chamber on downstream side of the discharge chamber that is opposite from an inflow port with respect to flowing direction of the discharged fluid.