Wera 05057480001 | Kraftform Kompakt Turbo Bit-Holding Screwdriver826 T Kraftform Turbo bit holding screwdriver handle with Rapidaptor quickrelease chuck, 1 4" x 146 mm Kraftform Kompakt Turbo Many users would like to be able to carry out screwdriving processes faster without compromise. The Turbo1 is precise, powerful, and is much faster than a conventional screwdriver. Key Features: 4 times the screwdriving speed thanks to the turbo function (purely mechanical without battery) Activate and deactivate the turbo