This double-ended wrench with two size in 1 wrench more versatility for various tasks Constructed from durability steel, the wrench is coated with protective coating, rusts and and thus extending the tool lifespans The Hexadecimal-shaped body allow the use of wrench to apply additional torques Including a variety of size to accommodate different shower valves stems and fittings: 6x7mm, 8x9mm, 10x11mm, 12x13mm, 14x15mm, 16x17mm, 18x19mm, 20x22mm The set also comes with two handle that provide better leverages and ease of use, it is deal for and installing tub and shower valves, fittings, and nut, Manufacturer: Kaeltsyn