This 1\" Square drive breaker bar has a length of 1000mm The Draper 34343 is an expert quality 1\" square drive breaker bar. It is manufactured from chrome vanadium steel hardened, tempered, chrome plated and polished for corrosion protection. Specially designed chrome molybdenum hinged joint head for extra torque. Spring-loaded ball bearing for secure socket holding.  Features:  Manufactured from chrome vanadium steel hardened, tempered, chrome plated and polished for corrosion protection  Specially designed chrome molybdenum hinged joint head for extra torque  Spring-loaded ball bearing for secure socket holding  Specification: Length: 1000mm Drive: 1\" square