Creality Ender-3 V3 SE 3D Printer
A low-fuss beginner printer: auto-levelling, direct-drive extruder and a bed big enough for arm links.
Best for: A first printer for arm links and brackets
🖨️ 3D printers
3D Printers for Robot Parts
A 3D printer turns a robotic arm from a kit you assemble into a design you own: links sized for your reach, servo mounts that fit your servos, and grippers shaped for your objects. For robot parts you don't need a huge or exotic printer — you need reliable auto-levelling, a direct-drive extruder that handles PETG and TPU, and a bed big enough for your longest link. The printers below are mainstream FDM machines that meet that bar.
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Anycubic Kobra 3 V2 3D Printer (Printer Only)
A fast, camera-assisted printer with a 10-inch bed; multicolour needs the separate ACE Pro.
Best for: Faster printing and longer one-piece links
ELEGOO Neptune 4 Plus Large 3D Printer
A large-format printer (320 × 320 × 385 mm) for big arm links and bases printed in one piece.
Best for: Large arms, bases and one-piece long links
Learn how to use these
Builds by platform
3D Printed Robotic Arm: Build a Rigid 6-Axis Arm at Home
How to build a 3D printed robotic arm — choosing a design, the best servos and bearings, print settings for strong parts, and assembling a precise 6-axis manipulator.
Builds by platformRobotic Arm STL Files: Best Free Designs to Download & Print
The best free robotic arm STL files to download — where to find them, which open-source designs are worth printing, what to check before slicing, and the filament to use.
The conceptsRobotic Arm Design: How to Design an Arm From Scratch
How to design a robotic arm from scratch — sizing link lengths and reach, placing joints, distributing torque, choosing materials, and the CAD tools to draw it in.