Draper tyre tread depth gauge draper 27298 gives fast and easy to read measurement of tyre tread depth from 1 26mm in one millimetre graduations on sliding barrel includes a 1 6mm graduation to comply with mot minimum tyre tread depth requirement accepted in the uk by the department of transport for mot testing plated steel body with pocket clip display packed br br b complies with ec directive 89 459 eec b br br draper 27298 tyre tread depth gauge