Socket Adapter: 1/2" MPN:A-5-21MM

Constructed from heavy-duty steel, the socket adapter provides durable attachment between fittings; designed for easy handling in torque applications providing strong grip onto fasteners without marring the material; ideal use on hydraulic cylinders, machinery & vehicles with tighter clearance for precise tightening & loosening at any angle with flexibility not offered by standard wrenches or adapters.