Cheap And Discounts 50PCS U-shaped drill WCMX040208 FN ACZ330 High-quality carbide insert for WC-shaped U-shaped drill WCMX CNC lathe parts tool Wholesale. Buy Directly From Merchant AK Tool House Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.