DIC is a supplier of CNC Tool holders specially designed to securely hold a cutting tool in a precise location. The Cutting Tool is mounted into the holder and is tightened so it does not move or vibrate during machining. Customization is also available as per customer requirements. DIC CNC Tool Holders are specially designed to safely hold a cutting tool in a precise location – Tool Holders for CNC Milling Machines - Get your Quote Now.