A striking-mechanism body of a handheld power tool at least a first part of the striking-mechanism body, having an impact surface and/or a lateral surface of a first material, and a second part of the striking-mechanism body of a second material, and the first material being more resistant than the second material in terms of at least one material characteristic, the striking-mechanism body being configured as a one-piece steel body so that the first material and the second material are the same, and the first material of the first part body undergoes a heat treatment that differs from that of the second material of the second part of the striking-mechanism body, or the first and the second materials are different, and the first and the second parts are joined together.