[Material and life] This angle grinder disc is made of high-quality carbon steel, with high hardness, high compressive strength, good wear resistance, labor-saving polishing, and each sharp tooth is very sharp, not easy to break or deform, high hardness, high safety, and long life. [Multiple applications] Woodworking grinding shaping disc is a universal accessory for angle grinders. It has a wide range of applications and is suitable for any wood products. It can be used for grinding, trimming, carving, root carving, polishing, etc. It has very good wear resistance and can bring you high work efficiency, and more importantly, it will not cause arm soreness. [What you will get] Four different woodworking grinding discs, from coarse grinding to fine grinding, can be solved at one time, without the need to buy additional grinding discs, to help you solve all problems. [Wide adaptability] The outer diameter is 4 inches and the spindle is 7/8 inches. 3 silver bushings (7/8 inches to 5/8 inches), the shaping wheel is suitable for all 4-inch or 4-1/2-inch angle grinders on the market. Colour:Gold & Black Material:Carbon Steel Package Contents: 4 * Engraving Plate Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.