# Potential buyer inquiries about: leveling Z axis, dewalt 611 runout, and X/Y backlash **URL:** \ **Category:** X-Carve\ **Created:** [December 6, 2015, 3:34am UTC](https://community.inventables.com/t/potential-buyer-inquiries-about-leveling-z-axis-dewalt-611-runout-and-x-y-backlash/16929 "2015-12-06T03:34:33Z")\ **Posts on this page:** 1\ **Showing post:** 8
**Author:** ![MathieuGlachant](https://yyz1.discourse-cdn.com/flex009/user_avatar/community.inventables.com/mathieuglachant/32/67603_2.png) [@MathieuGlachant](https://community.inventables.com/u/MathieuGlachant)\ **Post date:** [December 7, 2015, 9:15pm UTC](https://community.inventables.com/t/potential-buyer-inquiries-about-leveling-z-axis-dewalt-611-runout-and-x-y-backlash/16929/8 "2015-12-07T21:15:54Z")
By the way, here’s another conversation about squaring the spindle to the work surface: If you don’t have one already, getting a dial indicator will be really helpful… and if it comes with a test indicator, you can measure your runout. 😄 > [@Squaring a spindle in YZ (lesson learned)](https://community.inventables.com/t/squaring-a-spindle-in-yz-lesson-learned/16979/5): > > I just squared my spindle using a combination of both methods (pushing up with the Z axis with both rails loose & shims – altho I used plastic from some packaging). To measure how far off square I was, I used the following contraption, made from a dial indicator, some 1/4" rod and some scraps of plywood. I got the side to side height difference to less than a thousandth (over 5" distance) and the back to front to less than ten. When I milled my work surface flat, I used a 1/2" bit an… --- _[View the full topic](https://community.inventables.com/t/potential-buyer-inquiries-about-leveling-z-axis-dewalt-611-runout-and-x-y-backlash/16929)._