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Single smooth gauge "GO" M25x200
DIVEAVENUE
In stock
The M18x150 ENTER threaded plug allows the threads of M18x150 diving cylinders to be checked.
Single threaded plug "does not enter".
Recommendation: The control of threads on diving cylinders requires TIV (Technician in Visual Inspection) training, provided by the FFESSM. To be seen on www.ffessm.com