Hilti S-MD 53 S Self-drilling metal screws

Hilti S-MD 53 S Self-drilling metal screws: Self-drilling screw (A2 stainless steel) with 16 mm washer for medium-thick metal-to-metal fastenings (up to 6 mm). Features: - Self-drilling screw for fast assembly in one step - Perfectly sealed fastening points - Perfect Sealing (PS) feature - specially engineered geometry below the head which prevents over-compression of the EPDM washer, helping to reliably seal out water - Fast and robust drill tip with Racing Tip technology - a wave-form cutting edge which removes chips much faster and prevents point burn-out - For reliable fastenings with defined load values - Application: Fastening sheet metal and profiles to steel substructures and framing, with or without intermediate insulation layers - Application: Stainless steel (A2) for fastening in mildly corrosive environments - Application: Thin to medium-thick metal-to-metal connections (up to 6 mm) - Application: For applications requiring watertight fastenings with 16 mm washer - Application: Fastening aluminium to aluminium substructures Specifications: Screw drive/recess type: Hexagon 8 Washer size: 16 mm Base materials: Carbon steel, Aluminium Environmental conditions: Dry indoor, Indoor with temporary condensation, Outdoor with low pollution, Outdoor with moderate concentration of pollution Screw head diameter: 10 mm Washer type: Bonded EPDM