18 inch LP Cutting Torch 90 Degree Fits Harris Other Oxy-Fuel Accessories size 6 and 4 have

size 6 and 4 have 6 preheat acetylene holes

023 welding wire

It comes with its own female nut & appears to be a size 5

The 155 has a medium to heavy preheat & six preheat acetylene holes

It has standard B size female fittings on each end

18 inch LP Cutting Torch 90 Degree Fits Harris Other Oxy-Fuel Accessories size 6 and 4 have18" Cutting Torch with a 90 degree head. It can be used with LP, Propane, Propylene or Natural Gas. The torch uses Harris style cutting tips. It includes an LP cutting tip. Click here to view all cutting equipment at ATL Welding. It is a quality made torch with brass body and head. The 3 tube triangular design is made with stainless steel tubing. The valves and lever are heavy duty for cutting steel in tough conditions. The hose connection is standard