QUADRIVE top features 4-speed metal gearbox withstands heavy loads and delivers superior power and speed, Optimised gearbox shifting concept for fast, controlled and direct gear changes, New generation of brushless EC-TEC motors for fast work and clean drilling results, Many different gear heads and suitable accessories make the TPC the most versatile impact wrench in its class, The ingenious FastFix interface allows quick tool-less changeover of change heads - for flexible drilling, screwing, corner drilling and corner screwing, Depth response and off-centre insertion also allow for adjustable depth and near-edge screwing,|While the TPC is a real powerhouse, it stays in a firm grip thanks to the ergonomic handle and short body shape, for safety: The electronic KickbackStop prevents kickback caused by sudden jamming of the screwdriver, thus protecting the user's wrist,