They do the job fine. I'm just sanding down some dental work that catches on floss, and these guys slide easily between even tight teeth. There is a 'coarse' side.
Dental Abrasive Stainless Steel Strips Finishing polishing 4mm Fine 5pcs · out of . Buy different ones, these are just strips of cheap thin plastic. Read more.
Made from metal or plastic, these thin strips have an abrasive side that can be used for interproximal reduction, contouring or finishing the restoration. Different .
Dental Abrasive STAINLESS STEEL Strips finishing polishing 4mm Fine 5pcs. out of 5 stars 35 The grit is on a thick plastic ribbon, very similar to acetate.
Dental Abrasive Strips for Contouring 50 pcs: oregonpers.info: Business, These are fine enough to pass between my teeth at least and remove stains efficiently. I filed the end of a plastic water color paint brush to a sharper point & forced.