Please note: There are a variety of topics. If you do a broad search on google/your favorite search engine, you will notice several links.. However, if you have a particular topic, you can also research it and build your own toolbox talk. A lot of the links below are repititious but there are also new topics.
http://www.cpwr.com/publications/handouts-toolbox-talks
http://safetytoolboxtopics.com/Toolbox-Talks/
http://www2.worksafebc.com/Portals/Construction/ToolboxMeetingGuides-Index.asp