The utility model discloses an iron notch mud sleeve finishing tool, which relates to the technical field of blast furnace smelting tool manufacture and comprises a drill rod provided with a drill bitand a drill tail, a striking baffle is arranged at the middle section of the drill rod, and a striking sliding hammer is penetratingly mounted between the striking baffle and the drill tail. Whereinthe strike-slip hammer is arranged on the drill rod in a sleeving mode, a tail baffle is arranged on the drill shank, and the tail baffle is connected with the drill shank through a screw rod; a triangular rib plate is arranged between the striking baffle plate and the drill bit and is fixed on the drill rod and the striking baffle plate; the drill bit is welded to a bolt and connected with the drill rod through the bolt. The problems that an existing taphole mud sleeve needs to be operated by multiple persons, and the taphole mud sleeve trimming speed is low are solved.