This basket is designed for heat treating blanks in hardening furnaces. The hardening basket include: - compartments for knives up to 6 mm thick, - two lockable handles for inserting and removing the basket from the hardening furnace, - a handle for carrying the basket with the load into the hardening tank. The basket for heat treating blanks is made of 3 mm thick stainless steel. The dimensions of the folded basket are 105 x 120 x 105 mm (height x width x depth).