https://community.graphisoft.com/t5/Project-data-BIM/hammer-tool/m-p/283991#M6330 If you have different types of element The properties won't change with the Standard<B> "Command + t"</B> ( the shortcut for "the Hammer tool" you are referring to)<BR /> <BR /> You need to press <B>"command + option + t" </B> on mac or <B>"CTRL + Alt + t"</B> on windows to change the parameters on *different types of elements.* (polyline, fill, arc ETC... all together in the selection are considered different elements) Mon, 16 Apr 2018 20:28:27 GMT mi_jan 2018-04-16T20:28:27Z https://community.graphisoft.com/t5/Project-data-BIM/hammer-tool/m-p/283990#M6329 <DIV class="actalk-migrated-content"><T>Sometimes I'm able to select multiple items, click on the hammer tool and be able to change its layer and pen set properties, sometimes I'm not able to change it. What could be the problem?</T></DIV> Tue, 30 May 2023 10:37:05 GMT https://community.graphisoft.com/t5/Project-data-BIM/hammer-tool/m-p/283990#M6329 dhnguyen 2023-05-30T10:37:05Z https://community.graphisoft.com/t5/Project-data-BIM/hammer-tool/m-p/283991#M6330 If you have different types of element The properties won't change with the Standard<B> "Command + t"</B> ( the shortcut for "the Hammer tool" you are referring to)<BR /> <BR /> You need to press <B>"command + option + t" </B> on mac or <B>"CTRL + Alt + t"</B> on windows to change the parameters on *different types of elements.* (polyline, fill, arc ETC... all together in the selection are considered different elements) Mon, 16 Apr 2018 20:28:27 GMT https://community.graphisoft.com/t5/Project-data-BIM/hammer-tool/m-p/283991#M6330 mi_jan 2018-04-16T20:28:27Z