Zinc plated mini hose clamps selection box ranging from 7mm - 18mm. 

7mm - 9mm x 21

8mm - 10mm x 21

9mm - 11mm x 15

10mm - 12mm x 15

11mm - 13mm x 14

12mm - 14mm x 8

13mm - 15mm x 10

15mm - 17mm x 7

16mm - 18mm x 6