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well... the epoxy trick only worked for the large adjustment blocks, I put epoxy in 4 of the small adjustment blocks and they all split, the other four tapped without any issue, go figure... I got...

I haven't had much luck using drywall screws in mdf without splitting, just getting the pilot hole size right has been a nightmare. I'll try with some scraps and see how solid it is or if i can even...

Y axis pipe adjusters are mounted and the pipes are trued up. Man there are a lot of holes to drill and tap for the gantry assembly. I spent yesterday cleaning up the shop with hopes of maybe using...

I'm using solidworks, don't ask how I got it... I'll try the sketchup plugin and see how it works. After reading a post on a model airplane forum about threading mdf I gave it a shot, drill with the...

Between the recent cold snap and a school project to raise funds for local charitys I didn't do much on my jgro in the past week. I drilled mdf and filled the holes for epoxy and I'll try tapping...

I'm a day behind on getting my pipe and angle aluminum but I cut and drilled all the small mdf pieces yesterday. Just need to get a bit of 1/4" mdf for the one part that requires it, don't recall...

Thanks guys, I got a chance to spend a beautiful day holed up in the shop, the brad nailer worked like a charm and I used wood glue on all the joints too. I used heavy duty decking screws to attach...

I'm planning on 305oz steppers and the proboard kit from hobbycnc... I found quickly that no matter how big the predilled hole is drywall screws DESTROY mdf. I've got plenty of left over pieces to...

I've been trolling the forum for a couple weeks reading up on the jgro and decided that its totally within my skill level and would do everything that I want it to including making parts for a larger...