The Storz spanner wrench is a durable and reliable tool designed for tightening and loosening Storz fire hose couplings and hydrant fittings. Made from high-strength steel with an ergonomic handle, it ensures a secure grip and easy operation in emergency situations. Widely used by firefighters, rescue teams, and industrial facilities, this wrench is an essential part of fire hose and water system equipment. OEM & wholesale supply available.