Makita is the leading manufacturer of professional power tools on the market. The Makita Impact Premier Torsion bits are a new range of screw bits and sockets, superseding the Makita Impact Gold range of torsion bits, specially designed for use with Impact Drivers. The Impact Premier Torsion range has been specifically designed for high torque demands required by professional users in all industries. Impact Premier screw bits and sockets are constructed from a new material; engineered from special steel with heat treatment, improved hardness (HRC) and the torque value (Nm) to ensure maximum strength and flexibility for a longer lasting bit. The E-13552 is a premier torsion bit set consisting of the best selling bit sizes, colour coded for easy bit identification and supplied in a compact plastic case with a clear cover for easily identifying the contents. The E-13552 has a convenient hook for attaching to a belt. The E-13552 contains 31 pieces, 25mm in length with ¼” hex: PH1, 5 x PH2, 2 x PH3, PZ1, 5 x PZ2, 2 x PZ3, T10, T15, 3 x T20, 2 x T25, 2 x T30, H4, H5, H6, SL6 and a magnetic bit holder.