[Winegrower]

        Knipex square jaw pliers available on Amazon, check multiple vendors for best pricing  Richard's best tool recommendation at Spearfish.  He must like good tools and doesn't shy away from the price tag.  Please see attached photo of a smiling Glen displaying the product

Blackhawk AW 1350  chain link wrench for those of us who don't happen to carry hugh wrenches in multiple sizes this one size fits all works great if you have room to get around a bolt or nut.