Usyk has since hit back at the promoter and joked that he was "blind" to come to his conclusion. He said: "Uncle Frank, I think is blind. "If Tyson says it is Christmas gift, okay thank you God ...

There’s a variety of ways to add threaded holes to 3D printed objects. You can tap a hole, but the plastic isn’t always strong enough. Nut traps ... can buy threaded inserts (see video below ...