USAG Extra Long Combination Wrench-17mm - part of the Facom/USAG 40LA series although the Facom version only goes down to 19mm (USAG also offers the 10-18mm sizes). Chrome finish. Combination wrench length comparison...39.17=165mm, 440.17=202mm, 440XL.17=259mm, 40LA.17=303mm (length data per USAG catalog)