Hole Check – Hole Diameter Tolerance Test (1–10 mm)

This is a quick test plate that shows how accurately your printer prints holes. Most FDM printers print holes slightly too small, often by 0.1–0.3 mm. With this plate you find out exactly how much, so your bolts, magnets and pins fit the first time. The plate has 19 holes from 1.0 to 10.0 mm in 0.5 mm steps. Each hole has its nominal (CAD) diameter printed above it. ### How to use it 1. Print the plate with your normal settings and filament. 2. Measure each hole with calipers, or test which dri…

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