Drills
HITACHI TOOL
Carbide Oil Hole Non Step Borer for Cast Iron
○○FWHNSB-TH
High-efficient machining of cast iron with long tool life
Remarkably high performance for boring in cast iron.
Machining with high efficiency and long tool life reduces machining costs. Ideal for environmentally friendly MQL (mist) machining!
Employs new flute shape.
・Effect of indented flute shape and special perimeter corner shape suppresses wear.
・Also effective for anti-chipping for through holes.
Special groove shape smoothly ejects chips.
Double margin provides firm guide.
・Stabilizes tool movement during machining to provide stable machining.
Uses TH coating which is durable against wear and oxidation.
High-precision shank; Shrink fitting also OK.
・Tool Material:Carbide
・Surface Treatment:TH Coating
・L/D=3,5,10,15,20,30