Etokfoks Oxygen Acetylene Torch Flashback Arrestors Set Torch End Standard B 9 16 18 UNF Threads

This flashback arrestor set is for installation between the torch and hoses on oxygen acetylene setups.

The thread specification of the flashback arrestor is 9/16-18, B size for standard torch end connections.

The acetylene arrestor in this set can also be used for tank or Mapp gas as noted for flexible tank use.

The one-way check valve design allows gas to flow in merely one direction instead of back flow to prevent accidents.

Formed of pure copper brass material for sturdy durability, oxygen check valve max is 20 bar/290 PSI and acetylene is 1.5 bar/21 PSI.

These torch end flashback arrestors provide reliable one-way protection for oxygen and acetylene cutting and welding.