Screwdriver Screwdriver from Mikael Persson Hill Screwdriver Screwedriver project together with David Hassmund Ideation sketches - The first ideas. Improvement sketches - After some evaluation we improved our design. Model - Physical model of the scrwedriver. Model - Physical model of the scrwedriver. Model - Physical model of the scrwedriver. Model - Physical model of the scrwedriver. gLike Screwdriver Screwedriver project together with David Hassmund Industrial Design Share R 7 n Mikael Persson Hill Product developer Bollebygd, Sweden Follow Contact