STRIP - OUT TOOL - STRIPOUT The Strip-Out Tool is a unique patented tool which works on any type of sealant and is the ideal partner for use before applying Forever White silicone sealant. The Strip-Out Tool is incredibly simple and its design and shape provides a really quick way to strip all types of sealant out of any 90° angle joint. The Strip-Out Tool won the silver award for the Best New Hand Tool at the London DIY show in 2006