How to remove a rounded nut or bolt- 5 different ways

Removing rounded off nuts and bolts can be difficult and in some cases the nut or bolt could be seized making removal very difficult. If a bolt is seized and is very tight the best option is to reach for the welder, if you have one as the heat generated can help to loosen the bolt making it much easier to remove. Some techniques in this video will work in some situations but not in others. I have covered grip tite sockets, tools with serrated teeth such as mole grips, water pump pliers and Stillsons ;Filing a flat on the bolt, using a hammer and chisel and also welding a nut to the bolt. For difficult to remove bolts the best two methods are the hammer and chisel and welding a nut on the bolt.