Class II type D (A.400 maintenance). One-direction screwdriver, right-hand torquing. Female hex output for use with 1/4" bit. 1/4" drive on the handle for use with a ratchet handle type A.300PA. Ratchet handle A.300PA. ECR drive 1/4" - 1/4" for sockets and accessories. Extensions 1/4" (R.210 and R.215). Adjustment key 4 mm. Supplied in case with calibration certificate and individual identification number.