Harris Calorific® 85 Series 8 1/2" Classic Torch Handle with durable silver brazed twin tube construction has cutting capacity of 5" and welds to 1/2". Handle featuring Flash Guard® check valves is used in welding, heating as well as cutting with oxy-acetylene and can be altered to alternate fuels with the proper accessories. It has "B" 9/16"-18 RL inlet connection and is UL listed.