Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof ; Machine-tools (including presses) for working metal by forging, hammering or die forging (excluding rolling mills); machine-tools (including presses, slitting lines and cut-to length lines) for working metal by bending, folding, straightening, flattening, shearing, punching, notching or nibbling (excluding draw-benches); presses for working metal or metal carbides, not specified above ; Machines for working tube, pipe, hollow section and bar (excluding presses) ; Numerically controlled