Nice Mighty Step Drill (2-Pc. Blade Type), Shank Diameter 6.35 mm

[Features]
· Prevents rust from forming on the blade thanks to the black oxide surface finishing.
· Since the tip has been given a thinning finish, it bites in lightly and does not cause point misalignment.
[Applications]
· Work materials: Iron plate, copper plate (up to 2 mm), aluminum plate, wood, resin (3 to 4 mm), stainless steel plate (up to 1 mm).