G72 Bolt Hole Along an Angle CNC Sample Program



Following cnc programming code shows the use of G72 bolt hole along an angle.

As the names states G72 G-code makes it very easy to drill/bore/tap evenly spaced hole along a specified angle.

Canned cycles G73, G74, G76, G77, or G81-G89 can be used with G72 bolt hole along an angle command.

G72 Bolt Holes Along an Angle Format

G72 I J L

I – Distance between bolt holes along an angle
J – Angle of holes from three o’clock, 0 to 360.0 degrees CCW.
L – Number of evenly spaced holes along an angle

More info G72 Bolt Holes Along an Angle – CNC Milling Programming

CNC Program Example G72 Bolt Hole Along an Angle

G72 Bolt Hole Along an Angle

G72 Bolt Hole Along an Angle

O0009
N10 T3 M06
N20 G90 G54 G00 X0.65 Y-1.5  (Start position of bolt holes along an angle)
N30 S1451 M03
N40 G43 H03 Z1. M08
N50 G81 G99 Z-0.45 R0.1 G72 I0.5 J20. L7 F8.
N60 G80 G00 Z1. M09
N70 G53 G49 Z0. M05
N80 M30

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