Not Very Dangerous Tool Pens - Set Of 4:The perfect pen for D.I.Y. Warriors.This set of 4 realistic looking, not very dangerous tool pens is the ideal gift for that future carpenter-to-be or maybe the junior handyman who likes to write and design projects on paper. The Not Very Dangerous Tool Pens make terrific, original party favors for your son's next birthday. They also make a great addition to put in Dad's toolbox or on the workbench, so he will never have to search for a pen while working.