Cheap And Discounts EM3.17mm(H2) Solid Carbide Cutting Tools, One Flute Spiral Bit, Woodworking Endmill, Engraving Carving MDF, PVC Board, Acrylic Wholesale. Buy Directly From Merchant KeenTools Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.