Bầu giảm hàn mạ kẽm FKK – Bầu giảm hàn đồng tâm – Bầu giảm hàn lệch tâm

20-15, 25-20, 25-15, 32-25, 32-20, 32-15, 40-32, 40-25, 40-20, 40-15, 50-40, 50-32, 50-25, 65-50, 65-40, 65-32, 65-25, 65-20, 80-65, 80-50, 80-40, 80-32, 80-25, 100-80, 100-65, 100-50, 100-40, 100-32, 125-100, 125-80, 125-65, 125-50, 150-125, 150-100, 150-80, 150-65