Quantity   Component name
2 × Timing Pulley GT2 with 20 Teeth
4 × linear bearings LM8UU
1 × Laser protective glasses
1 × Laser Wavelength: 405nm (purple laser) Optical power: real 300 mW / I use it at 250mw
2 × stepper motors Nema 17 / 36oz
1 × 5V-2-Channel Relay Module Shield for Arduino
1 × Arduino Uno R3 or clone...
1 × GRBL-Shield
2 × Stepper Driver Pololu a4988
1 × power supply 12V / 3A
2 × 12V Fan 4x4cm
4 × Endstops
1 × Timing Belt GT2
4 × Steel Rod 8mm diameter
1 × washers,washers,screws,Threaded plates
1 × 3D-PRINTED PARTS
12 × Aluminium profiles 20x20 Type B 4x 15cm / 4x 30cm / 4x 40cm