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Spiral drill bit for drilling holes in e.g. plastic, carbon fiber, or other sandwich material with e.g. a titanium layer. has a drill point with two main cutting areas and two intermediate cutters and two main grooves
Spiral drill bit for drilling holes in e.g. plastic, carbon fiber, or other sandwich material with e.g. a titanium layer. has a drill point with two main cutting areas and two intermediate cutters and two main grooves
The spiral drill bit has a drill point (1) with two main cutting areas (3) and two intermediate cutters (5) and two main grooves (10). The grooves have struts (11) and a neighboring cutting area (23) with a round slip axis and a spanning angle that is positive and has a width that decreases in the axial direction of the drill.
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