Features EASIER CUTTING - With acetylene and oxygen, the solder tip with a nozzle diameter of 3mm allows a cutting depth of 250mm to 300mm. BETTER FEEDING - The 6 large holes design allows corresponding gas input, which ensures better combustion support. Exquisite Work: CNC machine tool processing promises higher concentricity and the internal hole has no burrs. Great Material - Forged with thickened copper material, very durable with high temperature, corrosion and long time use. 5 Pieces in Total: there are 5 pieces of acetylene cutting tip in total, which brings more convenience for replacement and work. Feature: 1. Easier cut: Using acetylene and oxygen, the welding tip with a nozzle diameter of 3 mm allows a cutting depth of 250 mm to 300 mm. 2. BETTER POWER - Large 6-hole design allows respective gas input, ensuring better combustion support. 3. Exquisite work: CNC machine tool processing promises higher concentricity and the internal hole is burr-free 4. Great material: forged with thickened copper material, very durable with high temperature, corrosion and long time use. 5. 5pcs in total: there are 5pcs acetylene cutting tip in total, which brings more convenience for replacement and operation. Specification: Item Type: Acetylene Cutting Tip Material: Brass, Copper Function: acetylene cutting torch accessories Applicable Gas: Acetylene, Oxygen Cutting nozzle diameter: approx. Φ3mm/0.12 inch Cutting thickness: approx. 250~300mm/9.84~11.81inch Product length: approx. 73mm/2.87" Package List: 5 x Acetylene Cutting Tip Note: The adaptable gas of this product is acetylene gas, confirm whether the gas complies. Package List 5 x Acetylene Cutting Tip