Through-feed drying plant with robotic toggling machine for the "the AUTOMATIC TOGGLING" of the skins on frames: Mod. "JOLLY-BOY" for goat-skins, sheep-skins, splits, pig-skins, calf-skins. Mod. "BOY-SILOS" for calf-skins and bovine sides meas. 12 to 30 sq. ft., with differing amounts of humidity. Main features: toggling with radial traction output increase surface increase labour reduction elimination of the hard manual traction constant traction of "toggling" and productivity Our "BOYS" always work without getting tired........