Head and shaft manufactured from chrome vanadium steel hardened, tempered and chrome finish for corrosion protection. 180 hinged joint head. Pull back collar with knurled ring allows handle to extend from 510 (minimum) to 770mm (maximum). Extending handle locks in three positions. Spring-loaded ball bearing for secure socket holding. Manufactured and tested generally in accordance with DIN3122 and ISO3315 Specifications.
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