TEKTON 47821 1/2-Inch Drive (M) by 3/8-Inch (F) Impact Adapter， Cr-V<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Engineered for use with impact drivers</li><li>Multiplies the range and capability of your socket system</li><li>Spring-loaded detent ball securely latches onto sockets， preventing them from being dropped</li><li>Through-hole in drive end locks onto drive tang</li><li>Made of premium chrome vanadium steel with a protective black oxide finish</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31xNg6JiS2L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31AIonn9YpL.jpg" noproxy>