Enhanced Features: Equipped with integrated check nozzle to backflow, ensuring safe operations when paired with flashbacks arrestors ( sold separately) for maximums protections Upgradeable Cutting Capacity: Includes standard 1 1 101 cutting tip for 3 / 4 " steel cut; upgrade to 6 1 100 tip ( sold separately) to cut 8 " thick steel for expanded project needs Universally Compatibility: Works with standard 9 / 16 " 18 hoses and Series1 Type 101 tips, suitable for use with acetylene and oxygen for versatile welding applications Complete Torch set: Comes with 1 torch handle and CA2460 attachment, ready for immediate use in metalworking, repairs, and fabrication tasks requiring precise heat control Professional Welding: The CA2460 brass torch set delivers industrial grade oxygen cutting, brazing and welding for professional and skilled DIYers, featuring precisions engineered brass components for high temperature durability, Manufacturer: Kaeltsyn