Bosch DQCE1012 Spade Bit Extension, Quick-Change Impact Drive, 1/4 in Shank, Hex Shank, 12 in L, Steel

The Bosch quick change universal extension is used to extend your reach when drilling and driving. It features a quick change pull mechanism for fast bit change without additional tools. Any bit with a 1/4 in hex shank with power groove can fit into the extension.