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It is optimal for fastening thin steel plates and slate tiles to a wooden substrate.
It is optimal for fastening thin steel plates and slate tiles to wooden substrates. The special cutting edge makes it easy to work with hard slate tiles as well. *For details, please download the catalog or feel free to contact us.*
![Slate tile renovation screws [No pre-drilling required for slate tiles!]](https://image.www.ipros.com/public/product/image/0f4/2000180652/IPROS4170565836862419267.jpg?w=280&h=280)
Metal roof + slate tiles + base wood, no pilot holes needed for all, one-shot penetration!!
**Points for Slate Roof Tile Renovation Construction** In the case of new construction using only conventional slate tiles, there are pre-drilled holes for nailing, which are utilized during installation. However, when installing a metal roof over slate tiles, it is necessary to drill holes in the slate tiles and ensure they are securely anchored to the wooden roofing substrate. Therefore, we have developed an efficient original screw that can be installed without pre-drilling holes, even in hard slate tiles. *For more details, please download the catalog or feel free to contact us.*
