#550 has good feedback, it cuts well ,especially on the super steels ,if you use guided sharpening systems and even by hand,i highly recommend these stones
Great belts I like them
Abrasive Belt Holders (Set of 4)
3D Printed belt holders designed by HouseMade US (Link for the file below)
Perfect for storing your 2x72" or 2x48" belts on your wall. Simply screw them into a backboard and enjoy the clean organized wall of belts you've created.
Features
Designed by Housemade US
https://housemade.us/collections/accessories/products/2x72-belt-hanger