How do you remove broken screws from metal?

How to remove broken screws from the metal, I think you have encountered this problem, to see how to solve this problem: in the metal is more troublesome, first flush with the flat head to beat a few times, so that the tools can only be used to cut the sharp blade of the blade slanting to beat out, during the oil.If it is a big screw with a piece of steel or iron bar across the welding can be removed, but also to beat and refueling.It takes a lot of patience.There are two more methods:  remove broken screws

★If neither of the above methods can solve the rust dead problem, then we can use the method of fire, gas welding oxide flame to fully roast the screw and nut, and then put a little oil on the red screw.The purpose of heating screws is to heat them up.The purpose of oil dripping is to make the screw shrink rapidly when it is cold, increase the gap between the screw and stainless steel nut, and then the nut can be unscrewed after oil inflow. Stay away from flammable materials during soldering. Avoid fire.

★welding remove broken screws

Sometimes when we unscrew a part, we break the screw by accident.It is not recommended to use an electric drill at this time, because if you do not grasp the strength, it is very easy to drill the wire holes, the best way is to use electric welding on the fault a long iron block, the section of the iron block is determined by the diameter of stainless steel screws.

The above is about how to remove broken screws from metal, hope to help everyone.