screw flight bending 

How to calculate angle of bending?

pls shaw detailed plan on how build that srew flight forming device so that i can try it out tnx

how you calculate the jaw's angle? i think this is in relation with the screw pitch, but I don't know the formule, can you explain the trick?

Good night friend, would you have the design of this machine, to send me?

Can U help me about this

💯💯🔥🔥💯 duro hermano