Plumber Fixed Basin Wrench / 11"-16" Adjustable Tap Nut Spanner Sink Bat | eBay
DURATECH Telescopic Basin Wrench, Adjustable Jaw Capacity of 3/8" to 1-1/4"(10mm to 32mm), with 10" to 17" (250mm to 430mm) Extendable Handle, Sink Wrench for Tight Space : Amazon.co.uk: DIY & Tools
Faithfull Adjustable Basin Wrench 6-25mm | Power Tools Direct