FA-10 Style: Torch (part# FA-10) This item features: -Color-coded for gas service to provide added safety. -Internal check valves designed to prevent reverse flow and accidental mixing of oxygen and fuel gases. -Torch and regulator models provide downstream and upstream protection. -10" maximum cutting capacity. -For stopping flashbacks by preventing ignition of mixed gases and to protect equipment such as hoses, regulators, and cylinders. -Gas Type: Oxygen/Fuel Gas. -Thread - TPI or Pitch: 9/16 in - 18. -Size 1: B-Size. -Type: Flashback Arrestor. -Price is for 1 Each. Testing and approvals: -UL listed.