This standard stipulates the shape, dimensions, and markings of the spindle-mounted flap wheel used for grinding and polishing metals, wood, etc., attached to hand grinders, etc.
JIS R 6258:2006 Referenced Document
JIS B 0401-2 Geometrical product specifications (GPS) -- ISO code system for tolerances on linear sizes -- Part 2: Tables of standard tolerance classes and limit deviations for holes and shafts*, 2016-03-22 Update
JIS B 7507 Geometrical product specifications (GPS) -- Dimensional measuring equipment -- Vernier, dial and digital callipers*, 2022-05-20 Update