Rotating Leak-Proof Union
The 3AB hand torch features a specially designed leak-proof “O” ring union permits the tip and elbow assembly to be rotated to any desired angle without the aid of a wrench. Now the flame can be easily directed to allow the most comfortable torch/hand position.
Fuel Gas with Air or Oxygen
The National 3A-B pre-mix hand torch operates efficiently on a variety of fuel gases (city, natural, mixed, propane, butane) with oxygen or compressed air. The combinations of gases customarily employed are handled with equal ease. This is because of the unique proportional gas mixers…just select the proper type of tip for the gases used and your application.
Economical to Operate and Own
The sturdy and dependable 3A-B hand torch is both economical to operate and inexpensive to buy. The 3A-B torch accommodates a large variety of tips that screw on and off for a wide variety of flame sizes. It is reliable, durable and versatile The torch operates with low pressure fuel gas @ .25 PSIG when air or oxygen is supplied @ 20 PSIG or more.
The only difference between the 3A-B and 3B-B torches is the hose fitting.