...sure? - have both types (and some others too) in different linear feeding setups.
Here one with tapped bores:
[attachment 104654 Mini-rails1.jpg] [attachment 104655 Mini-rails2.jpg]
- and here with pocket holes on a Delta:
[attachment 104656 railonextrusion.jpg]
Here one with tapped bores:
[attachment 104654 Mini-rails1.jpg] [attachment 104655 Mini-rails2.jpg]
- and here with pocket holes on a Delta:
[attachment 104656 railonextrusion.jpg]