Material: The door handle is made of high-quality materials. Unlike cheap door handles, our fittings kit does not contain any plastic parts. All components are made of metal. Tools included: The door handle set contains everything you need for installation: screws, rosette kits, and an Allen key. The door fitting is suitable for all doors with a thickness of 35 to 50 mm. The square spindle measures 8 x 8 x 100 mm. A 9 x 9 mm adapter is also included. Order options: 1. Door handles, 2. WC - For bathrooms and toilets. PZ profile cylinder for cylindrical keys. BB - Key lock for beard keys. Cleaning and maintenance: Do not use chemical detergents to maintain the color for a long time. It is recommended to wipe the surface with a soft, damp cloth