7331: Machi.-tools for work. metal by forging, fold., etc.

73311: Forging or die-stamping machines & hammers 73312: Bend., folding, flattening, etc., machines, num. contr. 73313: Non numeric. control. bending, folding, etc, machines 73314: Shearing machines, numerically controlled 73315: Non-numerically controlled shearing machines 73316: Punching or notching mach., incl. combi., num. con. 73317: Punching or notching machines, n.e.s., incl. combin. 73318: Presses for working metal or metal carbides, n.e.s. 7331: Machi.-tools for work. metal by forging, fold., etc.