[Shop-talk] Replacing a damaged helicoil

[bjshov8 at tx.rr.com (BJNoSHOV8)]

Can they be removed with a standard square EZ-out?

> If you try to unscrew the helicoil using the bent piece at thee bottom 
> of the hole it won't work. When the helicoil is installed it uses that 
> tang to reduce the diameter of the insert slightly, allowing it to be 
> screwed into the hole. Trying to turn it backwards will make the 
> insert tighter.