The grandaddy of EDC utility knives is the Rexford RUT. Todd Rexford is now on to version 3.0 of the popular (and pricey) utility knife, and he's done several custom version of it for different online stores like the Seigaiha Pattern for Urban EDC Supply and Topo for Triple Aught Design. This time Rexford is back with a collaborative effort with Gallantry…