Metric Drill Bit Gauge

Digital prototype: this design has not been physically test printed. Fit, strength and print reliability are unverified. The gallery shows CAD renders, not photographs of a printed object. Hole sizes are nominal CAD dimensions. This is an uncalibrated fit reference; measure printed holes before using the result and do not rely on it for certified precision. A flat go/no-go style gauge with 13 holes from 1.0 to 7.0 mm in 0.5 mm steps. It is intended for quickly sorting loose metric bits, not cal…

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