Cheap And Discounts 16ER14NPT HS5125/16ER14NPT HS5225/16ER18NPT HS5125/16ER18NPT HS5225 16ER HADSTO carbide inserts Threaded inserts 10pcs/1box Wholesale. Buy Directly From Merchant HADSTO Tools Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.