Manufacturing And Production Technology
In a CNC program block, N002 GO2 G91 X40 Z40......, GO2 and G91 refer to

Circular interpolation in counter clockwise direction and incremental dimension
Circular interpolation in clockwise direction and incremental dimension
Circular interpolation in clockwise direction and absolute dimension
Circular interpolation in counter clockwise direction and absolute dimension

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Manufacturing And Production Technology
In oblique cutting of metals, the cutting edge of the tool is

Parallel to the direction of tool travel
Perpendicular to the workpiece
Inclined at an angle less than 90° to the direction of tool travel
Perpendicular to the direction of tool travel

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