Abstract: A hand-held power tool has a machine housing, a drive motor, a tool receptacle, a drive strand accommodated in the machine housing and extending between the drive motor and the tool receptacle, and a detection device for detecting an uncontrolled operational condition of the hand-held power tool, and a blocking device which in case of the uncontrolled operational condition form-lockingly connects the drive strand with the machine housing, the blocking device including at least one locking member which is housing-fixed in a rotary direction of the drive strand and at least one locking member which co-rotates in the drive strand so that the locking member and the blocking member are bringable in engagement with one another, the locking member and the blocking member being bringable in engagement with one another axially in direction of a rotary axis of the blocking member.