External thread broken and no die to hand? No thread file? Nothing? Then it’s time for the slotted cutting nut.
Thread torn out? No material around the hole for cutting to size or for a Insert Nut? Then the time has come for Helicoil!
Thread messed up? Sure, it’s always the others’ fault. But how do you repair it when Helicoil and other remedies are out of reach?
