符合本标准的工具将按照MA 1549的要求，对具有扳动配置的紧固件进行扳动。标称扳手尺寸值对应于可比六边形和双六边形（12点）扳手配置平面的最大宽度。扳手将适合所有三种配置。

Tools conforming to this standard will wrench fasteners having wrenching configurations per MA 1549. Nominal wrenching size value corresponds to maximum width across flats of comparable hexagon and double hexagon (12 Point) wrenching configurations. The wrench will fit all three configurations.