OK Chaps a couple of questions if I may. I'm rapidly pulling all the bits together and just want to check that I'm not going to start this build and then just when I get going come to a grinding halt because I've overlooked something! Below is a list of what I have and what I think I still need to get. Can you take a look at it and suggest what else I've forgotten please?

Items already purchased
• 1000mm x 800mm x 20mm Aluminium Plate (eBay)
• 2200mm x 950mm x 10mm 6082 Aluminium plate (eBay)
• X axis 20mm NSK linear rails 1300mm long & 4 carriages (eBay)
• Y axis 15mm THK linear rails 750mm long & 4 carriages (eBay)
• Z axis 15mm THK linear rails 440mm long & 4 carriages (eBay)
• NEMA 23 3Nm steppers x 3
• AM882 drivers x 3
• PDMX 126 BOB
• X axis ballscrews x 2 1325mm long with Ballscrew, ballscrew housing and Fixed and floating end bearings and housings (Chai)
• Y axis ballscrews 750mm long with Ballscrew, ballscrew housing and Fixed and floating end bearings and housings (Chai)
• Z axis ballscrews 415mm long with Ballscrew, ballscrew housing and Fixed and floating end bearings and housings (Chai)
• 1 set of ER16 collets 2mm through to 10mm (Chai)
• 2.5m of IGUS 15 series 36mm x 24mm energy chain (eBay)
• 6 off mechanical limit switches (also have 6 off PNP Proxy switches in case I want to use them instead of mechanical switches) (eBay and cou”work”gh)
• E-Stop button
• Homemade 1.7kW brushless outrunner spindle (Me!!)
• 100mm x 50mm x 4mm 7.5m length of steel
• 50mm x 50mm x 4mm 7.5m length of steel
• 50mm x 25mm x 4mm 7.5m length of steel
• 24V 47A (twin server PSU’s) PSU for the spindle
• 75A ESC & Servo tester for the spindle

Items to be purchased
• PSU (parts as will make one)
• CY cable (will ask our works electrician if he has any going spare…)
• Cable Tray (as above)
• 5mm pitch HTD Pulleys and belts (lengths of belts still to be fixed)
• Bespoke Z axis Ballnut mount (one of you hopefully??!!)
• Epoxy for levelling the X axis rail beds
• Spindle mount to be machined (again one of you hopefully??!!)
• Various size taps for tapping all the holes

There are more bits that I think I need but at the moment I can't think....that's where you experienced chaps come in