Necessity is the mother of invention, and with the amount of Blanks being scrapped due to warping.. This fixture was long over due. The major problem with heat treating any long skinny sheet metal part is keeping the warp out, as the blanks are dipped into the quenching fluid the unsupported opened topside will become the problem area. Even with proper Pre-heating and careful adherance to procedures, 1 in 5 Blanks were deemed unexceptable because of warping. This fixture desi