These single sided dental explorer set of 9 pcs provides a wide range of picks that are used locate calculus deposits, tooth surface irregularities, defective margin on restorations, decalcified areas and carious lesions in the gums area. Tips made with high quality and durable stainless steel. These instrument will remain sharp for a long time. The working ends can be resharpened using OSUNG sharpening stone (available separately). Explorer types included in this set are EXS96 EXS6, EXS6L, EXS6XL, EXS3, EXS23H, EXS23W, EXS54H and EXS3A. All of these instruments are available as a set and also sold separately.