Cheap And Discounts CNC Cutting tool SNGR0806J06 SNGR10K07 SNGR20R09 Inner Groove Lathe Tool Post SNGR uses cemented carbide insert 6GR 7GR 8GR 9GR Wholesale. Buy Directly From Merchant NDSK Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.