... as sprocket nose guide bars,carving bar,pro solid bar,harvester bar.3.Our bars,chain,sprocket,rim,wrenches... are manufactured ... chain's material is from Korea directly.we have sawchain,harvester chain,carving chain like 3/8lp,.325,3/8,.404 ... develop new drawing or samples. Alloy Guide Bar, Chain saw, High Quality Garden tools, Spare Parts