Can finish machining various metal mold cavities; Clean the flash, burr, and weld of casting, forging, and welding parts; Chamfering, rounding, grooving, and keyway processing of various mechanical parts; Polishing of the impeller flow passage; Clean the pipeline; Finish machining the inner hole surface of mechanical parts; Various metal and non-metal craft carving, etc. Widely used, it is an important means to improve production efficiency and achieve mechanization of fitters. In recent years, this type of cutting tool has been gradually popularized and applied in China. With the increasing number of users, it will become a necessary tool for fitters and repairers.

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