This is one of my all time favorite tools. I'm a residential handy man and use this on almost every call. Whether it's turning a bolt, firmly grabbing something that can't be marred, or holding something tight, this tool does it all. I have (and love) both the 180mm and the 250mm version but find myself using the 180 version more--it's jaws open to well over 1.25" which is wider than most fasteners I encounter. The 250mm version, though, provides greater leverage. These are pricey but totally wo...