Patent ID: 8371488

Claim:
A setting tool for driving fastening elements in a constructional component, comprising: a piston guide ( 13 ) having a hollow chamber ( 14 ); a setting piston ( 20 ) axially displaceable in the hollow chamber ( 14 ) and having: a piston head ( 23 ); and a piston stein ( 21 ) adjoining the piston head ( 23 ); a bolt guide ( 12 ) adjoining the piston guide ( 13 ) in a setting direction ( 40 ) of the setting tool ( 10 ); and a piston stop device ( 30 ) for braking the setting piston ( 20 ) and located at an end region of the hollow chamber ( 14 ) adjacent to the bolt guide ( 12 ), the piston stop device ( 30 ) having a stop element for the setting piston ( 20 ) and having a first ring ( 31 ) and a second ring ( 32 ) arranged coaxially with each other and displaceable relative to each other, and a receiving space ( 33 ) provided between the first ring ( 31 ) and the second ring ( 32 ) and substantially filled up with particles ( 34 ) with respect to which the receiving space ( 33 ) is sealed; wherein the particles ( 34 ) have a particle size between 0.1 mm and 5 mm, and wherein the first ring ( 31 ) and the second ring ( 32 ) are supported against each other by an elastic element.