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. _x000D_ High quality: high quality manufacturing process, durable, easy to apply and use. _x000D_ Easy installation: can be easily screwed onto the electric grinder and the chain and the serrated blades can be easily sanded. _x000D_ Improve your work efficiency: These accessories will make your work more convenient and save labor. _x000D_ Tool kit: equipped with a spanner and 3 pieces of grinding wheel to facilitate your work. _x000D_ _x000D_ Features: _x000D_ _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._x000D_ 2. Can be easily screwed onto the electric grinder and chain and the serrated blades can be easily sanded. _x000D_ 3. High quality construction, durable, easy to apply and use. _x000D_ 4. Equipped with an adjustable wrench and 3 pieces to facilitate your work. _x000D_ 5. These parts will make your work more convenient and labor-saving. _x000D_ _x000D_ _x000D_ Features: _x000D_ _x000D_ Item Type: Joint Sharpening _x000D_ Material: steel. _x000D_ Weight: approximately 50 g. _x000D_ Length of the grinding rod: 45 mm. _x000D_ Talk: M19 _x000D_ Length of the key: 71 mm. _x000D_ _x000D_ _x000D_ Package contents: _x000D_ _x000D_ 1 x grinding plate, 1 x wrench, 3 x grinding rod _x000D_ _x000D_ _x000D_ Note: _x000D_ _x000D_ Measurements are taken by hand, therefore sizes shown may vary by 1-3mm.