Application: Safe installation of terminals and sleeves, conductor connections and fastening of conductor lines, for the installation, mounting and maintenance of electrical systems. Ratchet wrench with right/left rotation, adjustable through switching lever, including ratchet wrench, T-handle adapter + nut driver. Changing nut drivers becomes extremely easy. Fully insulated tool for electricians reduces the risk of short circuits. Each tool individually tested at 10,000 V AC and approved for 1,000 V AC. T-handle adapter to effortlessly reach even low-lying screws. The selection of nut driver inserts with hex screws, hexagon head screws and extensions offers the user the required degree of flexibility when working. 1x T-handle 1x adjustable ratchet wrench 2x extension 3/8" square adapter 125+250 nut driver insert 3/8" 11x external hexagon 8+10+11+12+13+14+16+17+18+19+21+22+ 5x internal hexagon 4+5+6+8 1x case