simple H-bot
quad nema 23 - may go 17
45mm box t slot 600mm square - I have that
20mm thk rails need 4 bits 500mm long
want a 2525mm long belt 25mm wide 5mm pitched
need the pulleys to be about 16mm in diameter???
the pulleys I have seen state pilot bore? what actual size is that?
I reckon I only need a 15mm wide belt with nema 17's 5mm shafts, are the pulleys 5mm pilot bored
do they come with the grub screws


to be