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.主体是锌合金，表面处理是喷砂镀镍                                                                                               
 5.调节螺丝是金属镀镍                                                                                                                         
 6.塑料手柄（圆的）                                                                                                                               
 7.金属枪针                                                                                                                                            
 8.锌合金扳手，表面喷砂镀镍