12-11-2017, 10:37 AM
I remember using an extractor bit many years ago to good effect. Leaving plenty of meat in the stud to be removed means they reduce the risk of damaging the female thread. Worth a try in the first instance I'd have thought.
See https://www.cromwell.co.uk/shop/lubrican...TL0751013D
See https://www.cromwell.co.uk/shop/lubrican...TL0751013D