ITEM NAME:F108S Car Engine Quick Oil Drain Valve M16-1.5 16mm with Nipple Metal F108S Quick Oil Drain Valve M16-1.5 Threads with Nipple SPECIFICATIONS.(F108S Quick Oil Drain Valve M16-1.5 Threads with Nipple. Item included: 1 x Oil Drain Valve with Nipple. 2) Insert Engine Oil Drain Valve and gasket into drain plug port and tighten. Do not over tighten.