Sealey breaker bar extendable 3 4 sq drive 540 800mm sealey premier ak7318 hardened and tempered chrome vanadium steel breaker bar with a fully polished satin finish powder coated handle extension retained at set increments with a quick release locking ring giving three different shaft lengths from 540 800mm spring loaded socket retention fully replaceable knuckle joint sealey ak7318 breaker bar extendable 3 4 sq drive 540 800mm