Package (135 pieces and 9 different sizes): 10 pieces 8-10mm; 10 pieces 9-11mm; 10 pieces 10-12mm; 15 pieces 11-13mm; 15 pieces 12-14mm; 15 pieces 13-15mm; 20 pieces 14-16mm; 20 pieces 15-17mm; 20pcs 16-18mm. 135pcs Hose Clamp Set: Suitable for hoses with diameter between 8-18mm. The range covers everything from thin pipe to medium diameter. The hose clamp is made of metal with galvanized material, high hardness, not easily deformed, corrosion resistant and not easy to rust . Easy to use: just use a screwdriver to loosen the screw of the hose clamp, then put the hose through the hose clamp and adjust the size to your size. hose and tighten the screw. Wide Application: Used for silicone hoses, drain hoses, EGR valves, washing machine sewage hoses, fuel hoses, air hoses, wires, cables, hoses, etc. Product Perfect for small thin-walled tubing such as air hose. air, water pipe, fuel pipe, silicone pipe. Features: Material: zinc plated Clamp range: 8-18mm Package Content: 10 piece s 8-10 mm 10 pieces 9-11 mm 10 pieces 10-12 mm 15 pieces 11-13 mm 15 pieces 12-14 mm 15 pieces 13-15 mm 20 pieces 14-16 mm 20 pieces 15-17 mm 20pcs 16-18mm Note: 1.The actual product may be slightly different from the above photo due to the lighting and the setting of the color of each monitor. Please allow slight color difference. 2. All sizes are for your reference only. 2~3mm data error is allowed. Thank you for your understanding.