FUMOTO F-101N Engine Oil Drain Valve
The size of engine oil drain valve is 1/2 inch - 20 Unified National Fine Thread. Used to drain engine oil with the touch of a finger and eliminates stripped threads. It replaces drain plug for quick, easy, clean oil change. It is also ideal for drawing small sample of oil for oil analysis. Helps to avoid contact with hot oil and prevents hands and clothes from getting messed up.