hi team i still new in using sketchucam my problem is : when i write 5.5mm in Material Thickness i got about 5mm in g-code ! (see picture) because when i generate the code i see the z go to 6mm , not to 5.5 mm i could not write any points in these boxes . how i can writ any numbers with point like ( 3.4mm or 2.5mm or 3.9mm ) ???