Spotting drill bit
ø 0.50 - 4.00 mm
Zecha
Design: 2 flutes
Cutting: RH
Helix angle: degressive
Point angle: 140°
Chamfer: 4 facet pointing
Carbide grade: EZ61
Point: self-centering
Coating: TiAlN
Geometry and carbide designed for microprocessing of high-strength materials. Precise centering hole with a 90° bevel for perfect guidance and positioning accuracy of the subsequent deep hole bore. Premium carbides and polished cutting edges enable long service lives and reliable drilling for large quantities in volume production.
