216 PCS 1/4" 1/2" Drive Socket Hand Ratchet Wrench Tool Set includes various Drive Socket, Drive Bit Socket, Drive Bit, Drive Deep Socket, Drive Impact Deep Socket, Drive Torx Socket, Drive Spark Plug Socket, Drive Extension Bar, T-Sliding Bar, Spinner Handle, Drive 3-way Adapter, Drive Flexible Extension, Universal Joint, Drive Hex Bit Coupler, Quick Release Ratchet, Hex Key, Bit Extension. All tools are made of high quality alloy steel with high hardness and corrosion resistance. The inside of the blow molded case and the surface of the tool are engraved with scales, which are not easy to wear and easy to find during use.