1. IN AN APPARATUS FOR TREATMENT OF HEAVY RECESSED CASTINGS AND THE LIKE BY A FLUID MEDIUM, A DEVICE FOR TIPPING FROM A PROCESSING LINE TO AN ADVANTAGEOUS ANGLE THE ARTICLE BEING TREATED, COMPRISING A MACHINE FRAME, A PROCESSING LINE TRACK WITH A GAP, A CRADLE WHICH COMPRISES TWO C-SHAPED FRAME MEMBERS SET TRANSVERSE TO THE LONGITUDINAL AXIS OF THE CRADLE AND A LONGITUDINAL TORSION-RESISTING BRACE RIGIDLY SECURED TO SAID C-SHAPED FRAME MEMBERS, A PLURALITY OF HORIZONTAL LOWER GUIDE BARS EXTENDING LONGITUDINALLY BETWEEN SAID C-SHAPED FRAME MEMBERS AND ADAPTED TO EXTEND ACROSS SAID GAP IN THE TRACK, A PLURALITY OF UPPER GUIDE BARS EXTENDING LONGITUDINALLY BETWEEN SAID C-SHAPED FRAME MEMBERS, SAID UPPER AND LOWER GUIDE BARS DEFINING AN ENCLOSURE THEREBETWEEN FOR RECEIVING AND SUPPORTING THE ARTICLE IN SAID CRADLE, HOLDING MEANS MOUNTED ON SAID CRADLE FOR ENGAGING THE ARTICLE TO PREVENT ITS SLIDING ALONG THE GUIDE BARS WHILE THE CRADLE IS IN A TIPPED POSITION, TRANSFER MEANS, HOLDING MEANS RELEASE COUPLED TO SAID TRANSFER MEANS, SAID LONGITUDINAL TORSION-RESISTING BRACE EXTENDING BEYOND A C-SHAPED FRAME MEMBER AT ONE END, A ROTATABLE SHAFT CONNECTED TO AN ANGLE TO THE EXTENDING END PORTION OF THE BRACE, THE AXIS OF SAID SHAFT LYING IN A VERTICAL PLANE, SAID SHAFT BEING ROTATABLY MOUNTED TO SAID MACHINE FRAME AT AN ANGLE TO THE HORIZONTAL, A LEVER ARM FOR ROTATING THE SHAFT ABOUT ITS AXIS, A HYDRAULIC CYLINDER SWINGABLY MOUNTED ON THE MACHINE FRAME AND HAVING ITS PISTON ROD PIVOTALLY CONNECTED TO SAID LEVER ARM WHEREBY SAID CYLINDER AND PISTON ROD ARE ADAPTED TO ROTATE SAID SHAFT ABOUT ITS AXIS FOR TIPPING SAID CRADLE, AND CONTROL MEANS FOR INITIATING THE TIPPING CYCLE AND FOR STOPPING SAID CRADLE AT A PREDETERMINED CANTED POSITION THEREBY TO POSITION THE ARTICLE INTO A PREDETERMINED POSITION FOR DRAINAGE AND ACCESS.