["Description:\r\nbrand new and high quality\r\nFeature:\r\nThe spring loaded ball bearing holds the sockets securely.\r\nChromium vanadium steel is suitable for heavy impact drive.\r\nSurface mirror bright chrome plated.\r\nSuitable for Quick Change 1/4\" Chuck Systems or Directly into Drill Chuck. \r\nChange Your Hand Socket Set Into A Driven Socket Set. \r\nThis set is perfect for your impact driver or drill, and allows you to replace your ratchet with a power tool, also can be used to socket extension.\r\nSuitable for a screwdriver or electric screwdriver handle tools (hexagonal hole or three-jaw chuck can) drive sleeve and after use can be installed on the size of the original hexagonal polygons converted to square for head size, which can be used to install the sleeve is a good accessory to convert.\r\nSocket Extension Bar only, other accessories demo in the picture is not included!\r\n\r\nSpecifications:\r\nItem Type: Socket Extension Bar\r\nMaterial: Chromium-vanadium Steel\r\nLength: 4Inch: 100mm/3.9in, 2Inch: 50mm/1.9in\r\nColor: Silver\r\nQuantity: 1 Pc\r\n\r\nNote:\r\nNo retail package.\r\nTransition: 1cm=10mm=0.39inch\r\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\r\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nPackage Includes:\r\n1 x Socket Extension Bar"]