The cost of the total retrofit can be influenced by your ability to shop for bargains on the computer related parts and
the mounting materials as well. Here are the main costs I spent to get to the 3 Axis CNC retrofitted Knee Mill shown
in the home page of this site.
17" LCD Monitor (new)
$130.00 (w/rebate)
2.1 ghz Celeron computer (used) $75.00
1/2" 6061-T6 plate stock (new Enco)
$78.00
4" Dia. Aluminum for X axis motor mount
(used)
$11.50
All six timing pulleys with three timing belts (new)
$178.00
3 motor covers (new)
$17.50
2" X 2" square extrusion for monitor boom
(used)
$5.00
Misc. bolts (new)
$25.00
Total Cost:
$520.00
