Sumitomo 8.61mm Carbide Drill MDW03390GS4 PVD DEX Coating 4xD GS4 CNC Machinist
Sumitomo Electric Carbide - MDW03390GS4 - Sumitomo MDW03390GS4, 8.61mm Solid Carbide Drill, PVD DEX Coating, 4xD, MDW-GS4 SeriesNEW, package was only opened to take pictures.ITEM #: 25515436• Long Tool Life - recent cutting edge design and special DEX coating provide long tool life in a wide variety of work materials• Stable Chip Evacuation - New flute design and wide chip pocket allows for splendid chip management and evacuation• Quiet Cutting & Stable Cutting - Stable drilling with minimal vibration even in small machine applications• Newly developed PVD DEX coating provides improved heat and wear resistance at increased speeds.SpecificationsDrill Bit Size (mm)8.61Drill Bit Size (Decimal Inch)0.3390Drill Bit MaterialSolid CarbideCoating/FinishTiAlCr; TiSiNumber of Flutes2Drill Point Angle (Degrees)135Coolant ThroughNoShank TypeStraight-CylindricalShank Diameter (Decimal Inch)0.3594Overall Length (Decimal Inch)3.8583Flute Length (Decimal Inch)2.1654SeriesM