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💎Specification-- 1/2” drive or 21mm hex drive
💎Extendable-- For all kinds of wrenches, power bars, or spanners.
💎 More Leverage-- Designed to extend your wrench with another wrench or power bar to create more leverage on stubborn nuts and bolts.
💎Wide Application--By reaching those hard to access nuts and bolts in confined space.
💎Durability--Drop forged body with heat treatment.