Metric Male Thread Bolt Screw Reducer Adapter Double Head Stud M4 M5 M6 M8 M10
Material: 304 Stainless Steel
Thread Pitch: M3x0.5,  M4x0.7,  M5x0.8,  M6x1, M8x1.25, M10x1.5, M12x1.75,M14x2, M16x2, M20x2.5
Package Quantity: 1x Adapter