CNC Cookbook DictionaryF Word TBD G12/G13 to Knee Mill G12/G13 Circular Pocket Milling Gang Tooling Gantry Mill Gas Spring G Code GD T See Geometric Dimensioning Tolerances Gear Drive Gecko Geometric Dimensioning and Tolerances Gibs Gib Adjustment G Rex or GRex or G101 Hall Effect Sensor or Switch Handwheels Hardness Harmonic Drive Heat Treatment Helical Beam Coupler Helical Interpolation