Wera 867/1 Premium Plus Impaktor Diamond Bits for Torx Screws - Wera 05073967001, This 1/4in hexagon drive Impaktor diamond Torx TX40 screw bit from Wera is suitable for use with impact screwdrivers and power tools.
These high strength bits are easily recognisable due to their black colour.
Wera 05073967001 867/1 Premium Plus Impaktor Diamond Bit for Torx Screws TX40