Developed Long Shank and Regular for Flat drill series
2D flat hole drilling with 10D ejecting length.(industry's longest)
Solid carbide drill for 4D flat hole.
Applicable for cutting wide range of material
From carbon steel to alloy steel, cast iron → Very wide !
Best balanced flute shape for more rigidity and better chip removal
Enhanced performance on chip breakage and its emission.
Intermediate double margin control generation of hole expansion for high accuracy drilling.