Whitworth-Feingewinde (Neuter)

British standard fine thread (Neuter)

Whitworth fine thread (Neuter)

rosca fina estándar británica (Neuter)

rosca fina Whitworth (Neuter)

惠氏细牙螺纹 (Neuter)

英制标准细牙螺纹 (Neuter)