Outstanding performance: high-speed steel grinding heads are characterized by high hardness, high wear resistance, high heat resistance and high impact resistance, so you don't have to worry about damage it._x005F_x000D_High quality: high quality manufacturing process, durable, easy to apply and use._x005F_x000D_Easy installation: can be easily screwed onto the electric grinder and the chain and the serrated blades can be easily sanded._x005F_x000D_Improve your work efficiency: These accessories will make your work more convenient and save labor._x005F_x000D_Tool kit: equipped with a spanner and 3 pieces of grinding wheel to facilitate your work._x005F_x000D__x005F_x000D_Features:_x005F_x000D__x005F_x000D_1. High-speed steel grinding heads are characterized by high hardness, high wear resistance, high heat resistance and high impact resistance, so you don't have to worry about damaging it._x005F_x000D_2. Can be easily screwed onto the electric grinder and chain and the serrated blades can be easily sanded._x005F_x000D_3. High quality construction, durable, easy to apply and use._x005F_x000D_4. Equipped with an adjustable wrench and 3 pieces to facilitate your work._x005F_x000D_5. These parts will make your work more convenient and labor-saving._x005F_x000D__x005F_x000D__x005F_x000D_Features:_x005F_x000D__x005F_x000D_Item Type: Joint Sharpening_x005F_x000D_Material: steel._x005F_x000D_Weight: approximately 50 g._x005F_x000D_Length of the grinding rod: 45 mm._x005F_x000D_Talk: M19_x005F_x000D_Length of the key: 71 mm._x005F_x000D__x005F_x000D__x005F_x000D_Package contents:_x005F_x000D__x005F_x000D_1 x grinding plate, 1 x wrench, 3 x grinding rod_x005F_x000D__x005F_x000D__x005F_x000D_Note:_x005F_x000D__x005F_x000D_Measurements are taken by hand, therefore sizes shown may vary by 1-3mm.