Tooltable file should be in same foler as your .settings file. It has same name as setting file except with .tbl extension.
For example PlanetCNC64.tbl
Followinf two lines define tool 12 and 13. T12 has 3mm diameter, T13 has 6mm diameter, Z13 has tool offset Z 10mm.
Code:
T12 X0.000000 Y0.000000 Z0.000000 A0.000000 B0.000000 C0.000000 U0.000000 V0.000000 W0.000000 D3.000000 I0.000000 J0.000000 Q0;Endmill
T13 X0.000000 Y0.000000 Z10.000000 A0.000000 B0.000000 C0.000000 U0.000000 V0.000000 W0.000000 D6.000000 I0.000000 J0.000000 Q0;Ballnose HSS
Single space should be between each parameter.