Dental K-FILES Endo Root Canal File Stainless Steel Hand Use 21/25 mm All SizeK-Files Stainless Steel Description: Hand Use K-FILES Brand New Material: Stainless Steel Package: 6Pcs/Pack Size Available: #06-21mm , #06-25mm #08-21mm , #08-25mm #10-21mm , #10-25mm #15-21mm, #15-25mm #20-21mm, #20-25mm #25-21mm, #25-25mm #30-21mm, #30-25mm #35-21mm, #35-25mm #40-21mm, #40-25mm #15-40-21mm, #15-40-25mm #45-80-21mm, #45-80-25mm Size color: 06 Pink / 08 Grey / 10 Purple / 15 White / 20 Yellow / 25 Red / 30 Blue / 35 Green / 40 Black / 15-40 Assorted / 45-80 Assorted. FDA Statement：The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatry agencies.If so, you can bid on this item only if you are an authorized purchaser. If the item is subject to FDA regulation, I will verify your status as an authorized purchaser of this item before shipping of the item.