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Cutting Formula of NC Helix Drill
Contents
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Technical Guide
● Before you start, please pay attention the following conditions.
The NC Helix Drill is programmed using "Helical interpolation" on CNC machine, CNC controller must have 3-axis simultaneously motion function.

Length of tool path

Length of tool path for linear ramping.
Length of tool path for Circular ramping= (D-Dc) x 3.14

Cutting Data
Length of tool path for Circular ramping= (D-Dc) x 3.14
