General description Replacement ceramic cartridge designed for hot and cold water faucets in kitchens, bathrooms, and showers. This cartridge fits most dual-handle faucets and features a solid brass construction for durability. Technical specifications Thread type: G 1/2 Material: Solid brass Teeth on groove: 20 Threaded hole: M4 Usage Clockwise (blue) to open the cold water faucet. Counterclockwise (red) to open the hot water faucet.