The Dormakaba 6640/01 is a pair of extended furniture screws designed as an essential accessory for installing Dormakaba door hardware on thicker doors. These screws are specifically for use with doors measuring between 50mm and 95mm in thickness, providing a secure and reliable fixing where the standard screws are too short. Made from high-quality stainless steel with a Satin Stainless Steel (SSS) finish, they are compatible with the Dormakaba 6400, 6500, 6600, and 6700 series door furniture. The screws have an overall length of 120mm and are supplied as a pair to ensure a complete installation. This product is ideal for retrofitting or new installations on non-standard-sized doors.
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