NilfiskCFM 50mm internal diameter flexible steel 3 meter industrial vacuum cleaner hose for hot work such as kilns, bakery ovens, pet cemeteries etc. where heat is expected. Heat treatment operations in engineering mills too.
70mm to 50mm reducer hose end from out of the vacuum cleaner and 50mm connection to the wand with "harmonic spring" Usually used with the and the or the
The tool kit is in the second photo.
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