【GOOD REPLACEMENT FOR】Universal socket is a perfect replacement for 30pcs 3/8 inch. 3/4 inch and 10mm to 19mm. 【 EASY & Agrave;【USE】 The plug is easy to use. to hold and remove damaged, worn and rusty nuts and bolts. 【TIGHTEN NUT AND BOLT】Hold the nut and bolt with one hand for easier operation. 【KEEP EVEN STRENGTH.】 Maintain an even force on all sides of the binding to avoid rounding. 【ADAPTÉ FOR】Suitable for; any wrench to standard 3/8 inch socket. And the load handled is much higher than other adjustable tools.