Nice meeting you!More high-quality products are in our storeClick to buy, our story begins \(^o^)/~Specification:Material: Steel wireColor: As shown in the pictureThread: internal thread M14Diameter: Approx. 115 mmTop speed: 8500 rpmQuantity: 2PCSPocket content:2pcs Steel brushNote:1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.