boilermaker's hammer

例句：

1. 1.The boilermaker's hammer was used to shape the metal.
   锅炉制造者的锤子被用来成型金属。
2. 2. The craftsman used the boilermaker's hammer to create intricate designs.
   工匠使用锅炉制造者的锤子创造出复杂的设计。
3. 3. The hammer was a symbol of the skill and expertise of the boilermaker.
   锤子是锅炉制造者技能和专长的符号。