The content present a minimalist yet revolutionary delta robot 3d printer designed; aim to provide easy to follow step-by-step instructions on assembly and calibration of Kossel Mini kit supplied; insert M3 Nut into OpenBeam slot guide and fasten it with M3x8mm Cap Screw; repeat the same at the other end of OpenBeam. a minimalist yet revolutionary delta robot 3d printer designed; aim to provide easy to follow step-by-step instructions on assembly and calibration of Kossel Mini kit supplied; insert M3 Nut into OpenBeam slot guide and fasten it with M3x8mm Cap Screw; repeat the same at the other end of OpenBeam.