Description Cuts up to 12-inch (305 mm) thick steel. Features sintered metal inlet filters, o-ring seating, and easy-to-change slip-in Graf-Tite & regular cutting tips with cost-saving soft seats. Super-tough, thick-wall brass forged heads reduce warping and distortion. Use with any industrial fuel gases & acetylene, propane, natural gas, propylene, hydrogen, and many others. Several models of standard and special-purpose tips are available for use in SC Series cutting torches. Cutting torches are covered by our warranty when used with authentic Miller | Smith tips. Works with all SC Series cutting tips. Features Three Tube Construction - Keeps gases separate in the cutting attachment until mixed at the tip for safety. Mixed gas stays farthest away from the operator. Adjustable Valve Resistance - PTFE packing provides a gas-tight seal while allowing the "drag" to be adjusted to the individual preference. Replaceable Hose Connections - Connections are easily replaced if damaged reducing maintenance costs. Ease-on Cutting Oxygen Valve - Allows for smooth application of cutting oxygen reducing keyholing and slag blowback when piercing. Stainless Steel Ball-Style Valves - Allows for smooth adjustment and positive seating to eliminate leaks. Slip-in Tip Design - No wrench is needed allowing for quick and easy tip changes