Cheap And Discounts KGMR2020K KGMR1616 3T Cutting Depth 20mm Groove Machining Cutting Toolholders Cutter CNC Lathe Parting and Face Grooving Tools Wholesale. Buy Directly From Merchant Dasan tool Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.