Cutting Blowpipes Features Designed to cut mild steel upto 300 mm thickness. Injector type cutters can be used with dissolved acetylene cylinder or acetylene generators. It can also be used with LPG with suitable nozzle. Standard model is 450 mm in length with right angled head. Models with different lengths and head angles (180°) or straight head can be made available against specific orders. Body and head are of forged brass. This eliminates casting porosity and ensures total safety and gas economy.