QCC Series QC1 & QC2 tip is a revolutionary POST MIX cutting tip, its newly designed, and patented cutting tip that now becomes the ultimate Post Mix Cutting Tip on the market today, it can continue to be used on your caster cut off system effectively. This newly patented cutting tips can function at 50 % lower pre heat settings than any other post mix tip on the market, allowing the actual reduction consumption, at 24 less oxygen to 23 % less fuel pre heats, this cutting tip characteristic has higher effectiveness on flying starts and its greater flame definition and concentration it does permit effectively, increased cutting speeds on all cast products, in addition allowing narrower cuts, smoother cut face, minimal kerf and dross, reduction of top rounding on product cut. Its outer coating has more resistance to flying debris, also its funnel shaped shroud does permit higher flame optimization, and the shroud is also made more robust to ease of installation or removal. Our cutting tips will fit your existing Post Mix torch barrels you may be using