Draper-Expert-4-Piece-1-4-Square-Drive-Wobble-Extension-Bar-Set-Draper-Expert-85136-p-B-I-Expert-Quality-I-B-manufactured-from-chrome-vanadium-steel-hardened-tempered-chrome-plated-&-polished-for-corrosion-protection-Spring-loaded-ball-bearing-end-is-flexible-which-allows-bar-to-swivel-for-easier-access-to-difficult-locations-Display-packed-br-br-B-Manufactured-&-tested-generally-in-accordance-with-DIN3122-&-ISO3315-Specifications-B-br-br-p-Draper-85136-4-Piece-1-4-