Hose clamps are made of stainless steel. These worm gear hose clamp has no edges to cut into the hose, no hurt to your hands or tubes, perfect for attach hoses to fittings to prevent flow leakage. These clamps are very tight, don’t worry about how tight before the threads strip. They can be easily adjusted by a screwdriver to fit your or tubes.Hose clip clamps are great for indoor or outdoor. Features - ColorAssorted Color - Size: 2.2cm(Diameter). - Material: Stainless steel. - Hose clamps are made of stainless steel. - These worm gear hose clamp has no edges to cut into the hose, no hurt to your hands or tubes, perfect for attach hoses to fittings to prevent flow leakage. - These clamps are very tight, don’t worry about how tight before the threads strip. - They can be easily adjusted by a screwdriver to fit your or tubes.Hose clip clamps are great for indoor or outdoor. Package list: 10 x 6mm diameter water clips 10 x 8mm diameter water clips 10 x 10mm diameter water clips 10 x 12mm diameter water clips 10 x 14mm diameter water clips 10 x 15mm diameter water clips 10 x 16mm diameter water clips 10 x 18mm diameter water clips 10 x 20mm diameter water clips 10 x 22mm diameter water clips