Wera 05134701001 867/1 IPR 1/4'' Hex Torx Plus Insert Bit with Bore Holes is for recessed TORX PLUS screws with a safety pin. A 5-flank TORX PLUS profile with bore hole. Tough viscous for universal use. Wera 867/1 IPR 1/4'' Hex Torx Plus Insert Bit with Bore Hole is suitable for holders as per DIN ISO 1173-D 6.3.