None of my finishing stones used as standalone stones can do what you are wanting, produce a super keen edge with solid bite. These stones include SG2K, SP2K, Naniwa Pro 2K, GreenBrick 2K, Chosera 3K, Suehiro Ouka 3K, King 4k, Morihei 4K, SG 4K, Rika 5K, Nubatama 5K, Geshin 5K, SP5K, King 6k...