Taper and deburring countersink bit 20.5 mm

Taper and deburring countersink bit 20.5 mm, 1 piece

Main features short:
Axially relief ground cutting edge
3-cutting edge geometry with cylindrical shank (DIN 335 Form C)
90° countersink angle

Characteristics:
90° countersink angle
3-cutting edge geometry with cylindrical shank (DIN 335 Form C)
Chip flutes and cutting edges ground into the fully hardened material using the CBN process (cubic crystalline drill nitrite). Optimal dimensional accuracy and sharpness. Vibration-free drilling progress. High surface quality
Axially relief ground cutting edge. Chatter-free work
Increased service life and cutting speed through the use of BTI drilling and cutting oil
Safe power transmission and quick countersink changes thanks to the ¼” bit hexagonal shank