Features:This piggyback oil drain plug to repair your slipped oil pan thread, no need to replace whole pan, easy installation.This oil drain plug is made of stainless steel material and CNC processing, the surface is painted, which is wear-resistant, durable and scratch-resistant, providing enough hardness for a long service life.When you need to remove little piggyback screw for oil drain, remember to use a wrench to hold the larger bolt stationary.Specification:Color: Silver ToneMaterial: Stainless SteelCraft: CNC ProcessingThread Size: M14x1.5Main Plug Size: 19x27mm / 0.75''x1.06''(H*D)Main Plug Thread Length: 16mm / 0.59''Piggyback Oil Drain Plug Size: 12x14mm / 0.47''x0.55''(H*D)Gasekt Diameter: 14mm / 0.55''O-Ring Diameter: 12mm / 0.47''Note:Due to manual measurement, please allow slight size differences.