Sandvik CoroDrill DS20 replaceable tip drill (465) DS20-D3900L40-06 1 piece

Catalog number: DS20-D3900L40-06 Features: ●Double step technology allows for smooth bite and starts machining. ●Unique flute design with spiral + straight flutes. ●The flute cross-sectional shape is different for the trapezoidal central blade and peripheral blade flutes. ●Chip design: Both the central blade and peripheral blade can be used at four corners. ●Double coolant hole: The coolant hole is located at the top, improving chip discharge. Applications: ●For drilling. Specifications: ●Blade diameter (mm): 39 ●Total length (mm): 338 ●Shank diameter (mm): 40 ●Compatible chips: DS20-05...P, DS20-05...C ●Maximum machining depth (mm): 235.0018 ●Replaceable tip drill that provides reliability, stability, and outstanding machining capabilities in four drilling processes ●Shank with cylindrical flat ●Internal lubrication type ●Millimeter version