Smith Diamond Sharpening Stone Large 7429 for Zandstra Blades Grit:Orange 25 Microns Legally required in some areas

Legally required in some areas to have these on hand when skating on 'live ice'

This powder was testing to be just as fast as It's pure fluoro equivalents for a fraction of the price

Comes in Swenor Yellow or in flashy Pink

this will still work for you but there will be an extra glue-on piece that you can dispose of

Smith Diamond Sharpening Stone Large 7429 for Zandstra Blades Grit:Orange 25 Microns Legally required in some areasA very large 11. 5 inch sharpening stone. The yellow is the coarse 325 grit for aggressive restoration of dull edges and the orange stone (750 grit) is for honing edges. Also can be used to sharpen kitchen knives and other tools.