1.无缝钢管，表面抛光镀镍                                                                                                                 
2.枪嘴是铜的                                                                                                                                            
3.适配器是锌合金                                                                                                                                       
4.主体、手柄是塑料的，连在一起                                                                                                             
5.扳手是金属，表面抛光镀镍                                                                                                                     
6.调节螺丝是金属，表面镀镍（可以表面涂仿金铜）