Generally little screw can not be twisted is generally caused by rust. Welding handles or heating is a commonly used removal method, but little screw size is not applicable; It is best to use kerosene to penetrate for a few hours before twisting it with vibration.
Generally little screw can not be twisted is generally caused by rust. Welding handles or heating is a commonly used removal method, but little screw size is not applicable; It is best to use kerosene to penetrate for a few hours before twisting it with vibration. Specific operation method: ★The first for the word and the cross recessed little screw can stand upright screwdriver, vibration screwdriver back(pay attention to strength), and then twist. ★The second for the hexagonal head screw can directly vibrate(note the strength), and then twist; If there are no edges, use a saw or a flat shovel to artificially slot the screw head and twist it out with a screwdriver. ★The third slide or break in the clear situation, you can first drill with a small bit(note the vertical bit), and then clean the remaining screws in the screw hole, repair with an equal diameter screw cone. If not, only with a larger than the rust screw size drill rusty sc...