Universal Fitment Titanium Nail TI 10 14 18 19mm Male or Female Reversible True Authentic GR2 Grade Titanium Made From True GR2 Grade Titanium. Universal Titanium Nail Fits Male or Female 10/14/18/19mm sizes. What's included Nail Titanium Tool Free Gift Box with EVA Foam Insert Universal & reversible connection. Fits 10mm, 14mm, & 18mm Male OR Female connections 2 Piece Nail Quickly Converts to Any Configuration by unscrewing the cap and re-attaching it to the other end of the nail High airflow and excellent heat retention Commercially Pure Grade 2 Titanium. Non Corroding unlike our Competitors Products FREE Titanium Carving Tool works seamlessly with the nail by allowing you to effortlessly scrape in your material.