1-Package Content- 1 set DIN/ISO 06B roller chain sprocket 12 teeth, 3/8" pitch, 12mm bore diameter, 8mm keyway, come with 2 set screws.
2-Material-Made of A3 steel (Q235), which has high strength, high hardness, good plasticity, certain corrosion resistance and wear resistance.
3-Application- Suitable for combination with roller chains to power all types of machinery, such as hardware, milling machine, machinery and other occasions.
4-Features-Chain Sprockets are normally mounted in a fixed position on a fixed shaft. This sprocket has a hub extension on one side to provide stability. The shaft can be fixed well, which is convenient to use.
5-Take Notice of- Please pay attention to the specification of the product and choose the suitable one for your project. The surface has not been treated with anti-rust, so there may be rust on the surface, but this does not affect the use, you can use sandpaper to remove the rust spots before using.