Emergency brass whistle key pendant

Product Description: the excellent texture of brass is generally liked by people. Brass is Cu Zn alloy, containing some micro manganese, nickel, lead, iron, silicon, etc. because it contains nickel, iron and other magnetic trace elements, it can be attracted by magnets. Slight magnetism is normal!

Product shape: bright face whistle, brushed whistle, slub whistle, bottle opener 4

Product specification: 4.7cm in length, 1mm in wall thickness

Product weight: 15g

In outdoor activities, whistles are not only for entertainment, but also for rescue. Brass whistles belong to military fans and can also be used for referee whistles.

应急黄铜口哨钥匙挂件

产品介绍：黄铜优良的质感普遍受人喜欢，黄铜为Cu-Zn合金，含有些微锰、镍、铅、铁、硅等，因为含有镍，铁等带磁性的微量元素，所以能被磁铁吸引。有略微磁性属正常现象！

产品外形：亮面口哨，拉丝口哨，竹节口哨，开瓶器4款

产品规格：4.7厘米长度，壁厚1毫米

产品重量：15克

户外活动时，口哨既是娱乐呼叫用，也是呼救用品。黄铜口哨属于军迷用品，也可以用于裁判口哨。