Tired of your air hose getting twisted and tangled while you're working? These swivel connectors are the fix. This pack comes with four connectors. Each one has TWO pivot points that each swivel a full 360 degrees, so your hose can move freely without kinking. This reduces strain on the hose, makes your tool easier to maneuver, and cuts down on operator fatigue. They have 1/4 inch NPT female thread on one side and 1/4 inch NPT male thread on the other, making them super versatile for connecting hoses to tools or adding flexibility into your air line. They're rated for 150 PSI, made from red anodized aluminum and hardened steel, so they're durable but lightweight. Perfect for use with grinders, sanders, drills, nail guns, paint sprayers – any pneumatic tool. A simple upgrade that makes using air tools way more pleasant.