Toolex HSS-E Piloted Counterbore Metric 180° - M4 Endmill25 and variable helix work together

and variable helix work together to balance material removal

The imperial sizing keeps it compatible with common milling machines

5) ensures smooth

Its compact geometry and robust build support faster setup

provide versatile geometry to fit different mold features and reduce the need for post-machining finishing

Toolex HSS-E Piloted Counterbore Metric 180° - M4 Endmill25 and variable helix work togetherThe Toolex HSS E Piloted Counterbore with a 180 cutting edge is built for precision focused workshops and professional machinists who demand clean, flat bottom recesses for metric fasteners. Designed around an M4 size, this tool delivers reliable alignment and consistent results in a variety of materials. Material: HSS E (high speed steel with cobalt) for enhanced strength, wear resistance, and heat tolerance during heavy duty counterboring. Cutting