Sumitomo MDF0110S2D Drill Bit 1.10 2D ACF75 Coated

The Sumitomo MDF0110S2D is a 1.10 mm diameter flat multi-drill (MDF) with external coolant delivery and a 2D configuration, designed for precise drilling of small-diameter holes in metalworking. It uses Sumitomo’s ACF75-coated carbide substrate for wear resistance and heat management in demanding metals. As part of the MDF flat-multi drill family, this tool is rated for drilling carbon steel and alloy steel up to 0.28% carbon, hardened steel up to 45 HRC, stainless steel, aluminum alloys, and other common metals, making it suitable for CNC or manual drilling tasks that require clean, accurate holes with external coolant supply.