LinuxCNC G10 L0 Reload Tool Table Data

G10 L0 is a LinuxCNC G-code that reloads all tool table data. It requires that no tool is currently loaded in the spindle. When executed, tool parameters #5401-#5413 update immediately, altered tool diameters apply to later G41/G42 cutter radius compensation, and existing G43 tool length compensation values remain in effect until updated by a new G43 command.

Source checked3/3 values · 2026-10-26

Specification

1 source

Language	gcode
Code	G10 L0
Syntax	G10 L0
Dialect	LinuxCNC

Study notes

G10 L0 reloads all tool table data.
Tool parameters #5401-#5413 are updated immediately when G10 L0 is used.
Altered tool diameters are used for subsequent G41/G42 cutter radius compensation commands.
Existing G43 tool length compensation values remain in effect until updated by new G43 commands.

Safety

Requires that no current tool is loaded in the spindle.