Wera 05059703001 867/4 KK 1/4'' Hex Ball End Torx Power Drive Bits are high quality bits for recessed Torx screws. Wera 867/4 KK 1/4'' Hex Ball End Torx Power Drive Bits are designed with the ballpoint drive profile which means that it is possible to swivel the tool axis away from the screwdriving axis, therefore enabling ''round the corner'' screwdriving. Wera 867/4 KK 1/4'' Hex Ball End Torx Power Drive Bits are tough and viscous for universal use and are suitable for holders as per DIN ISO 1173-F 6.3.