Inner tube Type 55
Drilling range: 1.2208″ – 1.3110″ [31.01 – 33.30 mm]
Body diameter BD1: 0.7874″ [20.0 mm]
Body diameter BD2: 0.7086″ [18.0 mm]
Connection diameter workpiece side (DCONWS): 0.8661″ [22.0 mm]
Wall thickness: 0.0393″ [1.0 mm]
Please note!
The inner tube must be 1,1811″ [30 mm] longer than the outer tube.
Overall length (OAL):
