{\rtf1\ansi\deff0{\fonttbl{\f0\fnil MS Sans Serif;}} {\colortbl ;\red255\green0\blue0;} \viewkind4\uc1\pard\qc\cf1\lang2057\b\f0\fs24 A G73 command is written in the following format :\cf0\b0\fs16 \par \pard \par \fs20 G73 U (1) W (1) R ; \par G73 P ns Q nf U (2) W (2) F ; \par U (1) is the depth of cut in the X axis (Radius value). \par W (1) is the depth of cut in the Z axis. \par R is the escaping amount (Retract) \par ns is the sequence number of the first block of the programmed finished shape. \par nf is the sequence number of the last block of the programmed finished shape. \par U (2) is the distance and direction of the finishing allowance in the X axis (Diameter value). \par W (2) is the distance and direction of the finishing allowance in the Z axis. \par F is the feedrate for Roughing.\fs16 \par }