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Manufacturer product photo of General Tools MMD4E.

Under-sink organization

General Tools MMD4E

Separate material modes, a reading hold and a cap-based calibration check support repeat checks.

Pins leave marks, and the displayed scales cannot be compared directly with a different meter.

Details

Checking a small accessible area of wood or building material where pinholes are acceptable.

Model ID B00275F5O2 · Identity checked Sep 9, 2026

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