Explosion proof bronze gold CU alloy sparkless hearing needle safety tools TKNo.238
                                         
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                                            Explosion proof bronze gold CU alloy sparkless hearing needlesafety tools TKNo.238 1)Explosion-proofgold CU alloy sparkless hearing needle. 2)Explosion proof ,anti magnetic 3)Material:beryllium bronze alloy and aluminum bronze alloy 4)Pass ISO9001 ......                                         
                                        
                                            HEBEI TUOKAI SAFETY TOOLS CO.,LTD
                                         
                                        
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