Verkkolearn how to fix warped deck boards yourself! This tutorial shows you how to straighten deck boards that are cupping at the ends. After a few years,. Verkkoa crook is easier to fix into a usable board than a bow. If a bow is bad enough it will be practically unusable. A crook can be used by using a sled on a. The hardwood wrench™ and the hardwood wrench jr. ™ tools are simple to operate. Verkkoever try jamming that final crooked 2x6 board into a trailer bed? The rest of the boards are so stiff you can't budge them and getting force exactly where you need it to. Verkkoif you have a board with a crook or kink, you may be able to rip one edge straight, then trim and glue the offcuts onto the opposite side. If your board is.