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G83 Deep hole peck drilling cycle / Peck drilling canned cycle

Haas NGC G-code · Mill, Lathe

On mills: Deep hole peck drilling cycle

Peck drills and retracts to the R plane after each peck to clear chips. Use it for deep holes.

Format

Addresses

How it works

Modal, canned cycle group 09. Cancel with G80.

Example program

The full 6-line example is in the app. Example is in inch. Check offsets and clearances first.

Watch out for

• Setting 22 sets how far above the last peck the drill rapids back in.
• Setting 52 can raise the retract point above R to clear chips.

On lathes: Peck drilling canned cycle

Drills in pecks of Q, retracting to the R plane each time to clear chips. I, J and K give pecks that get smaller with depth.

Format

Addresses

How it works

Modal, group 09. Cancel with G80.

Example program

The full 6-line example is in the app. Example is in inch. Check offsets and clearances first.

Watch out for

• Do not use Q together with I, J and K.
• Setting 52 lets you put R close to the part and still clear chips. Setting 22 sets the feed back clearance.
• Cancel with G80 before moving to the next tool.

Related codes

G73 · G80 · G98 · G99 · G81 · G243

G83 on other controls

The same number can mean something different on another control.