Whitworth-Feingewinde (Neutro)

British standard fine thread (Neutro)

Whitworth fine thread (Neutro)

rosca fina estándar británica (Neutro)

rosca fina Whitworth (Neutro)

惠氏细牙螺纹 (Neutro)

英制标准细牙螺纹 (Neutro)