Cheap And Discounts 1PCS 7-16-28 Die 1PCS 7/16-28UNEF Tap Machine Thread Tap Round Thread Die Right Hand HSS Taper CNC tool metal lathe cutting tool Wholesale. Buy Directly From Merchant XUZHOUBAIYI Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.