Precision Brand® Standard Series hose clamps have a stainless steel band with plated slotted hex head screw and housing. These are recommended for most applications. Standard series hose clamps have rounded edges to protect the hose. They are also efficient by being designed in a three-piece construction. Their screws feature deep slots for quick installation. Precision Brand® Standard Series Hose Clamps have 100% interlock construction features: one piece housing which directly locks into the band and spot weld free design. Easily installed with screwdriver, nut driver or socket wrench. Meets or exceeds SAE torque specifications.