Description:6-point socket opening provides an ideal, exact fit for hex-shaped fastener headsSocket geometry is designed to apply force to flat sides of fasteners and not the corners, preventing round-offDeep-length sockets reach into wells and accommodate the excess threads of longer shaftsExtra-large die-stamped size markings are easy to read and can’t wear offPolished, chrome-plated finish easily wipes clean and is highly resistant to corrosionFour detent grooves provide a secure connection with the drive toolBeveled inner rim of the socket opening helps guide it smoothly onto fasteners Check out our eBay Shop for a complete selection of great tools!