A combustion-operated setting tool (10) for driving in fastening elements, includes a combustion chamber (15), a ventilator (16), and a motor (17) for driving the ventilator (16). The motor (17) is mounted in a receptacle (20) of a motor-supporting member (21) and is supported at least at one of its axial ends (24, 25) by an annular damping element (30) at a wall portion (22, 23) defining the receptacle (20), with an annular recess (33) arranged at the circumference of the annular damping element (30).
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