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Measurement units

Display unitsSource files are assumed to be in millimetres

STEP tessellation

QualityHigher = smoother curves, slower + heavier
Re-tessellateRe-reads the current STEP file

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Design help

DFAM guideFree reading on material selection, overhangs, bridging and infill
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Seabright Mechanical
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3D Part Viewer

Open an STL, STEP or 3MF file to inspect it. Drag to rotate, pinch or two‑finger drag to zoom and pan. Everything runs on your device. Nothing is uploaded.

Seabright Mechanical builds engineering-grade FDM parts in house: functional prototypes and low-volume production, with an engineer on every job. Get an instant estimate →

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This site sets no cookies. No tracking, no analytics, no advertising pixels. What this browser keeps for you, all of it on your own device: that you closed this notice, the parts and settings in an estimate you have started (twelve hours), and a file handed from the 3D viewer to the estimator (ten minutes). What is stored, and why