New CWLB UTWCOAT 2 Flutes Long Neck Ball End millsMarch 11, 2024 in End Mills Thanks to the new UTWCOAT coating, tool life has been extended and surface quality improved. The dimensional tolerances have been tightened for even higher precision milling. CWLB - 2 Flutes Long Neck Ball End Mills: CWLB - 2 Flutes Long Neck Ball End Mills