Tormach will be closed on Monday, May 29th in celebration of Memorial Day and will reopen at 8:00 am CST on Tuesday, May 30th.

ARC DISTANCE MODE (G90.1 AND G91.1)

G90.1 – Absolute distance mode for I and K offsets. When G90.1 is in effect, I and K both must be specified with G02/G03 for the XZ plane or it is an error.

G91.1 – Incremental distance mode for I and K offsets. G91.1 returns I and K to their default behavior.