The present invention relates to an apparatus for handling a device carrying hazardous material (118), said apparatus comprises a workstation for loading and un loading the materials (118) a clamping means for holding the material (118) at a precise and predetermined location a cap removal and refitting assembly (112) pin pressing and rotating assembly (208) and a control means for sequentially moving the cap removal (112) and pin pressing and rotating assemblies (208) to operate the device and method thereof.