Hilti S-MD 53Z Self-drilling metal screws

Hilti S-MD 53Z Self-drilling metal screws: Self-drilling screw (zinc-plated carbon 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 - 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 helps prevents point burn-out - For reliable fastenings with defined load values - Attractive final appearance - screw head can be coloured to match the façade - Application: Fastening sheet metal and profiles to steel substructures and framing, with or without intermediate insulation layers - Application: Galvanised carbon steel for fastening in dry, indoor environments - Application: Thin to medium-thick metal-to-metal connections (up to 6 mm) - Application: For applications requiring watertight fastenings with 16 mm washer Specifications: Screw drive/recess type: Hexagon head Washer size: 16 mm Base materials: Carbon steel Environmental conditions: Dry indoor Product class: Premium Washer type: Bonded EPDM Items: 413445 Self-drill screw S-MD53Z 6,3x19, 413448 Self-drill screw S-MD53Z 6,3x38