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• Fillament I used PETG –> See stl-Files below –> I used 70% infill
• 4x NEMA11
• 1x RAMPS 1.4
• 1x Arduino 2560
• 4x DRV8825 Schrittmotorentreiber –> Strom eingestellt 0.64A –> 0.32V –> 4 Stk
• #define DEFAULT_STEPPING_INVERT_MASK 01000001 –> DEC=65 –> I had troubles adjust this parameter HEX or DEC
• Arduino IDE >18.1.10
• 4x Linear Bearing LM6UU
• 4x T8 Lead Screw 2mm including nut –> size depends on your X-size
• 4x Stepper Motor Coupler D19x25mm
• 4x Ball Bearing (Kugellager) MR85RS(8x5mm) od. MR84ZZ(8x3mm) 4 Stk¨
• 4x 4pol Dupont Cable
• 2x Linear Guide Size: MGN12H 500mm or the size you like (X-Size)
• 16x Zylinderkopf-Schrauben M2.5X10 or M2.5X6 to mount NEMA11
• 16x Zylinderkopf-Schrauben M3x12
• Washers (Unterlagsscheiben) for M3 and M2.5 –> Recommended !!
• 1x NiCr Wire to cut Styro
• 1x Retractable Pull Key Ring –> to span NiCr Wire
• 4x Steel Round 6mm size depends on your Y-size
• 1x Wooden Plate to mount the hole stuff
• 10 x M3 Screws to mount Linear Guide to Wood plate –> Size is your choice
• 10 x M3 Stainless Steel Flat Head Threaded Rivet Insert Nutsert Cap Rivet Nut –> You can drill wooden plate and insert dem from below to fix Linear Guide
• Access to a simple turning maschine to adapt the T8-Spindle that it will fit in Ball Bearing and StepperMotor Coupler

I recommend you to have some drills around to cleanup the holes after doing the 3d-Print
– Specialy for the Ball Berings, Linear Bearings and the Y-Axis
– You need 6.0mm, 8.0mm. 12.0mm –> Recommended that the everything fits well !!
– To cleanup the through-hole for screws and T8 Nut –> 3.2mm and 10.5mm –> Optional

!! -> Ordered the the most things on Aliexpress if you don’t have local store available

STL-Files to Download

Software –> CNC WireCutter (Arduino 2560)
https://www.rcgroups.com/forums/showthread.php?2915801-4-Axis-Hot-Wire-CNC-%28Arduino-Ramps1-4%29-Complete-Solution

Driver CH341SER for Arduino2560 you can find here –> Windows10
http://www.wch.cn/download/CH341SER_EXE.html –> Sorry only chinese