De Boer MachinesEromesLangenpakStrike, against the results of a reorganization - 1997Strike, wage raise - 2002Strike, against a worsening of the pension scheme - 2004Strike, wage raise - 2008Strike, against the results of a reorganization - 2009Strike, against a wage cut - 2017Strike, wage raise - 1913Strike, - 1919Strike, the employer neglects the collective agreement - 1929