Unique Bargains Round Threading Dies 1/4 Inch-32 UNEF Alloy Tool Steel Machine Thread Repair Hand Tool

Applications - Processes and corrects external threads for multiple materials, suitable for maintenance of pipes, plates and machinery.

Locking Feature - Conical locking hole offers strong locking performance without loosening.

Function - Repairs threads in hard materials and creates new threads in soft plastics, with greased surface to resist rust.

Easy to Use - Align the die's positioning groove with the wrench screw and tighten it, chamfer the bar end at 1*45 degree.

Tips - Reverse the die frequently for chip removal, apply lubricating oil and use suitable bar diameter to avoid die damage.