4Pcs Universal Clipper Blade Sharpener Clipper Accessories with 1Pcs Blade Balancing Kit (Green & Blue)

About this productFeatures:Usage:The lawn mower blade sharpening test scale allows you to choose different diameters on the blade holder to test according to different blade openings. It's easy to see which end of the blade is light and which end is heavy. The heavy end is resharpened until the weight of both ends is the same. This blade balancer has a simple structure and good practicality. It allows you to quickly test the balance of the lawn mower blade. Specifications:Color: Greenish blueMaterial: Brown corundumBinder: Ceramic grinding wheelShape: Disc grinding wheelHardness: Brown corundumOuter diameter: 50&xa0;mmHole diameter: Shank diameter 6.35&xa0;mmMaximum speed: 2"inch Mounting thread: 1"rpm List:1"polishing stone"*"4"pcs1"balancer