One of several issues for a standard three-axis machine is how to engrave a pen, or other round objects. The U-MARQ GEM-RX5 provides an ideal response, through the use of correct 4-axis features; it will engrave 360 degrees about a pen or other little cylindrical objects. Complete the form below https://remingtonvkxkv.jasperwiki.com/6700564/hammering_wrench_no_further_a_mystery