Wera Bit-holding Screwdriver Handle with Rapidaptor Quick-Release826 T Kraftform Turbo bit holding screwdriver handle with Rapidaptor quick release chuck 4 times the screwdriving speed thanks to the turbo function (purely mechanical without battery) Activate and deactivate the turbo function by a simple push of a button Turbo function especially for smooth couplings Can be used without the turbo function like a normal screwdriver, e. g. for timber couplings with steadily increasing torque Robust, maintenance free