1X Bowstring Serving Tool & 1X 0.018″ Thick Thread Archery Protecting Bow String
Bowstring Serving Jig S pecification Bowstring Serving Thread S pecification Simple to use, professional archery tool. 1 x 0.018″ /0.021 Bow String Serving Thread. 1 x Bow String Serving Jig. Material: Steel & Copper.