Versatile Welding Capabilities: The HAMLAT Handheld Arc Welder Machine Gun is designed to fit all sizes of welding rods ranging from 1/16″ to 5/32″. This makes it perfect for welding a wide range of materials including steel, stainless steel, and cast iron. Smart IGBT Inverter Technology: Equipped with advanced IGBT inverter technology, this welding machine delivers superior welding performance with increased efficiency. The smart technology also ensures stable arc and high welding strength. Six Variable Current Adjustment: With six variable current adjustment settings, you have the flexibility to adjust the welding current to suit the welding task at hand. Whether you need to weld thin or thick materials, this machine has you covered. Easy to Use: This welding machine is user-friendly and easy to use, making it ideal for both beginners and experienced welders. It is lightweight and compact, making it portable and easy to transport. Upgraded Welding Gun: The welding gun has been upgraded for improved performance and durability. It is designed to withstand the rigors of frequent use and ensures long-lasting welding quality. Energy Efficient: With its IGBT inverter technology, this welding machine is energy efficient, consuming less power than traditional welding machines. This makes it cost-effective to operate and reduces your energy bills. It comes with a range of features that are normally found in much more expensive machines, making it a smart investment for any welder. With portable design, compact size and only 3.3 pounds, our welding machine can be carried anywhere. Our welding machine uses the upgraded intelligent IGBT inverter technology with superior arc welding performance and good arc stability, which can reduce the damage of copper and iron and improve the efficiency and reliability of the welding machine. The built-in intelligent chip of the welder can better protect the circuit and make it safer in use. With the new efficient heat dissipation system, it greatly improves the use effect and ensures the all-weather use of the welder. The welder has 6 built-in adjustable current gears, which can be used when welding different materials. This welder is specially designed for beginners and is easy to use without tedious operation. Welding material: carbon steel, stainless steel, cast iron, alloy steel. Size:9.8 inch X 3.9 inch X 9.8 inch.