LOK-ON&trade; Extension Bars are designed to allow access in difficult to reach areas with the added LOK-ON&trade; features.<br /><br />&bull; LOK-ON&trade; extension bars include a quick release coupler to hold the socket or accessory securely.<br />&bull; LOK-ON&trade; extension bars can be used as either a conventional straight bar or as a wobble bar providing 10&ordm; of wobble for easier access.<br />&bull; LOK-ON&trade; extension bars feature a hex nut end that allows for the application of a wrench if additional torque is required.<br />&bull; LOK-ON&trade; extension bars are Manufactured from High Quality 6140 CRV<br />&bull; LOK-ON&trade; Quick Release Couplers are Manufactured from a Higher Quality 8660 CRV.<br />&bull; Mirror &amp; machine satin finish for Corrosion Protection, with knurled ''quick release'' for easy grip.<br />&bull; Available in 1/4&rdquo;, 3/8&rdquo; &amp; 1/2&rdquo; Drive with several length options in each drive LOK-ON&trade; sockets drive the side of the fastener using a subtle cam in the 6 point socket design. This not only provides increased strength but also avoids the rounding of rusted or damaged fasteners.<br />&bull; LOK-ON&trade; sockets loosens up to 85% rounded fasteners.<br />&bull; LOK-ON&trade; sockets offer a better torque.<br />&bull; LOK-ON&trade; sockets reduce stress concentration.<br />&bull; LOK-ON&trade; sockets prevent the fastener from rounding.<br /><br />