Description: ** Medium duty cutting-up to 300mm steel. ** It can operate on any one fuel gas at any pressure just change cutting tips to match fuel gas you will meet cutting requirements. ** Top stainless steel lever with hold-down button. ** Triangular stainless steel gas tubes for maximum strength. ** Two stainless steel needle valves for fast,accurate flame adjustment & durability. ** Tip mix principle-maximum operator safety. ** Universal pressure-maintains stable preheat flame during cutting. ** Ease-on feature for cutting.