Bernardo Core drill set, 6 - 13 mm, drill depth 30 mm, 6-pcs.
Core drill set are suitable for core drilling machines when drilling small holes with a diameter from 6 – 13 mm. Significant advantages compared to twist drills are the Weldon direct chuck which allows for better stability as well as the two cutting edges which eliminate the need for a centre punch
Technical Data
Core drill: 6 / 8 / 10 / 11 / 12 / 13 mm
Drilling depth: 30 mm
Shank: Weldon 19 mm
Recommended cutting speed: Vc = approx. 30 m/min.
