Quantity   Component name
2 × Nema 17 42mm stepper motor. These can be used to drive the Y-axis but i recommend using the Nema 23 stepper motors. Link: https://www.banggood.com/SIMAX3D-NEMA-17-Stepper-Motor-with-1m-Cable-for-3D-Printer-p-1661906.html?p=E01411629100201406T1&custlinkid=1611292
2 × Nema 23 Stepper Motor With TB6600 driver. It's recommended to use these on all axis, in this case you need 4 of them. link: https://www.banggood.com/Nema-23-23HS5628-2_8A-Two-Phase-6_35mm-Shaft-Stepper-Motor-With-TB6600-p-1362157.html?p=E01411629100201406T1&custlinkid=1611295
6 × MGN12 1000mm linear + extra bearing block (6 rails, 12 bearing blocks) link: https://www.banggood.com/Machifit-MGN12-100-1000mm-Linear-Rail-Guide-with-MGN12H-Linear-Sliding-Guide-Block-CNC-Parts-p-1156260.html?p=E01411629100201406T1&custlinkid=1611175
1 × Arduino Mega + Ramps 1.4 link: https://www.banggood.com/Geekcreit-RAMPS-1_4-Control-Board-+-MEGA2560-R3-+-A4988-Driver-With-Heat-Sink-3D-Printer-Mainboard-Kit-p-984594.html?p=E01411629100201406T1&custlinkid=1611298
1 × DC12V 40A 480W power supply link: https://www.banggood.com/AC110V220V-to-DC12V-40A-480W-Switching-Power-Supply-With-Fan-Size-21511550mm-p-1458388.html?p=E01411629100201406T1&custlinkid=1611299
1 × T8 1000mm lead screw + bearings + coupling link: https://www.banggood.com/Machifit-T8-100-1000mm-Stainless-Steel-Lead-Screw-with-Shaft-Coupling-and-Mounting-Support-CNC-Parts-p-1646537.html?p=E01411629100201406T1&custlinkid=1611301
1 × 3D-printed parts link: https://bbprojects.technology/collections/stl-fusion-360-source-files/products/3d-printable-1x1x1m-5-axis-cnc-3d-printer
3 × Limit switch link: https://www.banggood.com/10Pcs-Micro-Limit-Switch-Roller-Lever-5A-125V-Open-Close-Switch-p-945733.html?p=E01411629100201406T1&custlinkid=1611304
10 × 2x25x25mm square tube, lenght 1200mm
6 × 2x25x25mm square tube, lenght 1250mm
3 × 2x25x25mm square tube, lenght 1650mm
7 × 2x25x25mm square tube, lenght 200mm
2 × 2x25x25mm square tube, lenght 120mm
2 × 2x25x25mm square tube, lenght 705mm
1 × 2x50x50mm Square tube, lenght 1200mm Z-axis
1 × 5x120x200mm plate