by Bryan Cotton » Sun Jul 06, 2014 8:19 pm
Ihab,
We used the recipe of a cobalt bit, oil, lots of pressure and a low speed to keep from heating up and hardening the steel. Thanks for the positive feedback! Having 4 hands makes this job a lot easier.
Bryan Cotton
Poplar Grove, IL C77
Waiex 191 N191YX
Taildragger, Aerovee, acro ailerons
dual sticks with sport trainer controls
Prebuilt spars and machined angle kit
Year 2 flying and approaching 200 hours December 23