Multi - Functional Wrench for Kitchen & Bathroom: Efficient Repairs Crafted from thickened nylon - carbon fiber, this wrench is 3.94 inches (100mm) long, with a top width of 1.97 inches (50mm) and a middle width of 1.85 inches (47mm). It is designed to handle various plumbing tasks easily. Comprehensive Functionality: Aerator Management: It supports 22mm, 24mm basin aerators; 16.5mm–23.5mm built - in aerators; and non - standard nozzles up to 28mm. Valve & Spool Work: It is compatible with 40mm and 35mm gland spools, as well as small brass valves (e.g., angle valves, single - cold faucets). Hex & Screwdriver Tools: 2.0mm, 2.5mm hex wrenches and 65mm flathead/Phillips screwdrivers are included and stored in the internal cavity. Design and Usage: Modular Sockets: The main body has multiple socket sizes for quick access. Built - In Storage: It keeps small tools organized, preventing loss and ensuring portability. Usage Tips: For Stubborn Components: Apply steady pressure while rotating; the nylon - carbon fiber construction can provide enough torque. Tool Organization: Always put the hex wrenches and screwdrivers back into the internal cavity after use to keep things in order. Regular Inspection: Check the tool for wear regularly, as the durable material ensures long - lasting performance.