Socket Set Screws are generally used to secure an object within or against another object. Set screws are often headless, meaning that the screw is fully threaded and has no head projecting past the major diameter of the screw thread. FOR MECHANICAL APPLICATIONS: Ideal for use in confined areas where the head needs to be flush or below the surfaceHEX SOCKET DRIVE: Prevents slippage during installationBEST-IN-CLASS CORROSION PROTECTION: Stainless steel finish offers superior protection against rust and corrosionPRE-DRILLING RECOMMENDED: For installation, drill a hole in the material that matches the diameter of the boltBUILT FOR METRIC SYSTEM: Ideal for applications involving metric measurementsThese metric stainless steel socket set screws feature an M4-0.7 USS coarse thread size and measure 10mm in length