Dremel 932 aluminum oxide stone
932 aluminum oxide stone with a 3/8-inch working diameter in Dremel’s chart.

How to choose
The working diameter helps judge how much room the stone needs beside an edge. Check that the head and the holder can both clear the surrounding work.
Compatibility and limits
3/8-inch cylindrical aluminum oxide head · mounted 1/8-inch shank
Care
Before mounting the accessory, check its speed rating against the tool and use the holder specified for its shank or mandrel. Refer to the exact model instructions for the workpiece.
Questions before buying
Why choose a cylinder for a burr along a flat edge?
The 932 presents a broad side along the edge. If the edge terminates in a tight corner, compare the narrower tapered 953 before choosing.