Whitworth-Feingewinde (Neutrum)

British standard fine thread (Neutrum)

Whitworth fine thread (Neutrum)

rosca fina estándar británica (Neutrum)

rosca fina Whitworth (Neutrum)

惠氏细牙螺纹 (Neutrum)

英制标准细牙螺纹 (Neutrum)