Our computer-operated CO15 model dot-pin marking machine has the same specifications except for the making area of 205X105mm that is larger than CO9. This model will meet the needs for larger marking area that is required for machine control panels, large name tags etc. The work table is made of Aluminum SIGMA PROFILE. In our standard model, Z-axis height can be adjusted with a hand wheel. This product can be fitted with an optional Programmable Z-Axis, a Rotary Axis or an X / Y-Axis.