Kaneshin No. 827 bonsai scissors are stainless steel. The No. 827 is a bit more narrow than a standard scissor allowing you easier access to the interior of the tree. These are great all around scissors. You can use these scissors to cut smaller branches and other rough cutting.
For basic usage and tips on how to care for your bonsai tools please visit this link. Bonsai Tools & How to Care for Them