Specialized tool does over again

The utility model provides a specialized tool does over again, is including subassembly and the pneumatic drill whole of doing over again, the subassembly of doing over again includes skin chock plug portion, the skin cock body, and metal pole head and metal straight -bar, skin chock plug portion one side links to each other with the skin cock body, skin chock plug portion inboard is equipped with metal pole head, metal pole head one side links to each other with the metal straight -bar, metal straight -bar one side links with pneumatic drill clamp part phase, pneumatic drill clamp part position links to each other with the pneumatic drill is whole, the pneumatic drill is whole to be equipped with two key holes, and turn department is equipped with just reverse regulating switch and pneumatic drill switch, and the bottom is equipped with scavenge port and gas circuit interface, be equipped with the scouring pad after tailorring in the skin chock plug portion, metal pole head embedding skin chock plug portion connects, metal straight -bar embedding pneumatic drill clamp part position is connected. The utility model discloses can reach the qualification rate that improves the part, guarantee the surface quality of work piece simultaneously, can also practice thrift the beneficial effect of the time of doing over again.