Herein a blade arrangement (6) for a hand-held power tool (2) is disclosed. The blade arrangement (6) comprises a driving member (16) configured for being driven to reciprocate along a driving direction (18), an elongated cutting blade body (12), and a clamping member (26). The clamping member (26) is configured to engage with the driving member (16) and the elongated cutting blade body (12) so as to press the driving member (16) against the elongated cutting blade body (12) at least partially in the driving direction (18).