CoroDrill® R840 is a solid carbide drill for productive hole making in various applications. Designed for superior drilling in all materials, including hard steels up to 60 HRC. Available in a variety of diameters for general and small part machining.

Benefits:
Secure and predictable solution with minimized run-out.
Close hole tolerances.
Regrindable.
Suitable for a large range of materials.


Features:
With or without through coolant.
Robust geometry and grade for all materials.
Tailor made options.

Application:
Conventional drilling, stack drilling, step- and chamfer, angled surfaces, cross hole and thread holes.
Diameter range from 0,30 mm (0.012 inches) to 20 mm (0.787 inch).
High precision applications in various materials.