# Drilling CNC Program Examples

## Fanuc G72.1 G72.2 Figure Copy Program Example (Bolt Hole Circle)

This CNC program example shows how both G72.1 and G72.2 figure copy functions can call one-another in one part program, read Programming Notes below carefully. Programming Fanuc G72.1 Rotational Copy Using G72.1…

## Fanuc G81 Drilling Cycle

G81 drilling cycle is used for simple drilling/spot drilling operations. Syntax G81 X… Y… Z… R… K… F… Parameter Description X Hole position in x-axis. Y Hole position in y-axis. Z…

## Fanuc G82 Drilling Cycle

G82 drilling cycle is also called G82 counter boring cycle. G82 is a normal drilling cycle the only difference is that it dwell for specified time at the bottom of…

## Fanuc G83 Peck Drilling Cycle

G83 peck drilling cycle perform the drilling operation in multiple pecks, this technique makes deep-hole drilling easy and economical. Cutting feed is performed intermittently to the bottom of the hole…

## Drilling a Two Step Block with G81 Drilling Cycle

G81 drilling cycle program example which shows how a step block can be drilled economically. The cnc program code is self explanatory, no complex technique is used. G81 Drilling Two…

## CNC Lathe Programming Exercise Fanuc G71 Turning Cycle, G74 Peck Drilling Cycle

CNC programming exercise for cnc lathe machinists who work on Fanuc cnc control (or similar cnc control). This cnc programming exercise use Fanuc G71 Turning Cycle Fanuc G74 Peck Drilling…

## Fanuc G68 Coordinate Rotation Program Example

Fanuc G68 Coordinate Rotation G-Code makes it easy for cnc machinist to run a pattern of operations in a rotated angle. Here is a basic cnc programming Example which helps to…

## Fanuc Subprogram Example

Here is a Fanuc subprogram example which shows, how cnc machinists can make their cnc programs easier to write and maintain by useing sub-programming method. CNC Sub Programs Sub-programming is…

## G81 Drilling Cycle G84 Tapping Cycle CNC Program Example

CNC program which shows the use of G81 Drilling Cycle G84 Tapping Cycle. As G81 drilling cycle has already been briefly explained here G81 Drilling Canned Cycle – CNC Mill…

## G82 Drilling Canned Cycle with Dwell CNC Milling Example Program

G82 drilling cycle with dwell can be used for normal drilling where bottom of the hole need more accurate machining. Otherwise if you just want a drilling cycle without a…