the complete liebherr-verzahntechnik gear cutting machines program contains: production machines for gear hobbing and shaping for the automobile industry. universal machines featuring up to 6,000 mm workpiece diameter. sp......the complete liebherr-verzahntechnik gear cutting machines program contains: production machines for gear hobbing and shaping for the automobile industry. universal machines featuring up to 6,000 mm workpiece diameter. special machines for finishing by generation and profile grinding.