Changzhou Youruinai Precision Tools Co., Ltd. is a professional manufacturer located in East China. Founded in 2014, we've earned our fame in designing, manufacturing, and selling solid carbide cutting tools. In order to guarantee high quality and precision, we introduced advanced CNC grinding machines from Australia and Germany, as well as precise inspection instrument from Germany and the Unites States. Our main products are standard & special carbide end mills, drill bits, reamers, ER Collets, CNC tool holders, and inserts etc.. These products are widely applied in the area of machinery processing, like automobile, aerospace, smart phone and so on. With the satisfactory product quality, competitive price and excellent pre-and-after sales service, YRN is making every effort to prove "we're Your Right choice Now"!