Cheap And Discounts High quality Ball insert P3200 semicircle insert R4 R5 R6 R8 R10 R12.5 For T2139 Face mill rod CNC carbide insert T2139 tool Wholesale. Buy Directly From Merchant MAIAM Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.