Quantity   Component name
1 × 20mm hiwin profiled rail
1 × SKF ball screws
5 × Kinco 2M880N. 8 amp drivers 5? yep, hot swap built into the design. In the event of one dying, move some cables and up and running again!
4 × steppers, nothing special, low impedance SY60 NEMA 34 types.
1 × Huangyang 3hp 24k rpm water cooled spindle
1 × Huangyang 2.2kw inverter
1 × Thermaltake PC cooling system pump, radiator, fans and tank used.
5 × Arduino mega used to monitor voltages, temperatures and other critical elements. Big thanks to the Shanghai hackerspace for the help!!
5 × 4 line x 40 Blue LCD screens
1 × ADXL377 accelerometer. Bonded to the spindle and used to find sweet spot with speeds and feeds.
10 × 18DS20 temp sensors feeds temp data back to the Megas. Could have probably run it all from one mega, but... :-)
6 × OMRON Z-15HQ22 micro switches
4 × Ignus E-Chain
1 × LED, Lots of led.
14 × 14 metres 80mm thick wall box section.
10 × 10 metres 40mm thick wall box section
2 × 2 metres 50x50 angle iron