NEO pipe union ratchet wrench 1/2, equipped with pass through ratchet and key stepped to sizes 3/8, 12 mm, 1/2, 16.8 mm and 22 mm. Designed for installation and deinstallation of unions and connectors with outer thread. Use of high quality chromium-vanadium steel guarantees many years of the wrench use. Ergonomic, two material plastic handle improves work comfort and prevents against slipping the wrench off hand.