Long fine neck for optimum fingertip control, Ridged head for final torque-down power, Non-roll flats, GS safety marked, Chrome molybdenum vanadium steel blade / shaft, hardened to 57-59 HRC, Polypropylene handle core, injection moulded around the blade, Handles shatterproof down to -35°C, Contains slotted 2.5x 75, 4x 100, 5.5x 125, PZ1x 80, PZ2x 100, mainstester & storage case, Certified & independently audited by VDE institute, Permanent tip marking for convenient identification