The Material used in Manufacture of WORM DRIVE HOSE CLAMPS shall be selected at the manufacturer's discretion provided that the finished clamps are capable of passing the tests specified. Screw: Shall be held captive in the Clamp Housing.Clamp shall be smooth and free from burrs and sharp edges. Clamp Produced other than from corrosion resistant material (Stainless Steel) shall be protected from electroplating coating of zinc as per Fe Zn12 of IS: 15731970 & BS: 1706-Zn3.