Buy Plumbing Key 9/10/11/12mm Tap Wrench Flume Wrench Sink Faucet Socket Wrench Plumbing Tools Wrench Multifunctional Plumbing Tool at Aliexpress for . Find more 1420, 14200311 and products. Enjoy ✓Free Shipping Worldwide! ✓Limited Time Sale ✓Easy Return. Description: Material:Plastic Color: Black Total length:18cm Inner opposite side dimensions: 9mm, 10mm, 11mm, 12mm Specifications: 1. Features a lightweight, high strength plastic construction and durable. 2. Extra-long design lets you to turn hard-to-reach mounting nuts on faucets, sprayers and ball cocks. 3. It holds drain unit in place while tightening strainer nut. 4. Suitable for 9mm, 10mm, 11mm, 12mm mounting nuts. Package Included: 1 x Socket Wrench 2 x Socket