REVERSIBLE: This 48T reversible ratchet T-handle has a 50mm 1/4" hex to 3/8" square drive extension. VERSATILE: The universal pin drive socket accepts 7mm – 19mm sizes and the offset ratcheting T-handle provides increased drive and can be used with or without the 50mm extension. MANY APPLICATIONS: This universal socket wrench is ideal for a wide range of DIY and household tasks.