Characteristics: Product name: Room Key Opening: 16-68 mm. Material: Aluminum Alloy. Surface treatment: polished chrome. Total length: 200 mm. Weight: 200g. Field of application: sanitary ware, sinks, disassembly thread pipe. Features: High quality aluminum alloy: light weight, high holding force. Adjustable design, tighten and loosen nuts and bolts. Large opening: suitable for nuts from 16 to 68 mm. Humanized short handle: not easy to break, comfortable to hold. Surface treatment, full plastic treatment, corrosion resistance. Precision Slide: Flexible slide, fast turning. Back hanging hole: can be stored away when idle to save space. Surface treatment: durable, non-slip, wear-resistant, rust-proof, corrosion-resistant. The adjustable wrench can only turn plastic pipe bolts. Aluminum material has the function of protecting hardness and plasticity, without damaging the decorative tubes and nuts. It can be easily used even in narrow places. Content: 1 Shift key