Cheap And Discounts R8 7/16 arbor + F1 -12 50mm Boring head2pcs 12mm borng bars S12M-STFCR11 100mm and 150mm + 10pcs inserts TCMT110204 for steel Wholesale. Buy Directly From Merchant yixingcnctool. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.