With the Facom EXR.120 screwdriver bit, you can securely loosen and tighten ResisTorx tamper-resistant screws with a center safety pin without slipping or damaging fastener heads. This series 1 bit with a TT20 profile delivers reliable engagement on security fixings and, thanks to its central hole, fits standard TX20 screws as well. Its compact 25 mm length gives you precise handling and direct control during detailed manual work in tight spaces, such as electronics or automotive servicing. The standard 1/4" hex drive lets you quickly insert the bit into any standard bit holder or manual driver.