how to straighten wire HD

In this video you can learn how to straighten wire. I used a piece of hard wood in wich I drilled a hole the size of my wire. in my case I used 3mm wire and 4mm wire. First i straighten the wire by hand and than I drived into the hole at a 10-15 degrees at a slow speed. I was really impessed with the results. Here is a video in wich I build a birdcage with this wire: https://www.youtube.com/watch?v=d9ljHNoAi_o how to straighten wire how to straighten iron wire how to straighten steel wire straighten straighten wire straighten iron wire .straighten steel wire