The DEWALT DT70739T FLEXTORQ™ Screwdriving Set contains a selection of EXTREME® FlexTorq™ screwdriving bits engineered for longer life. The built-in torsion zone has been designed to absorb and control high-impact forces, transferring them into the optimised geometry of the bit tip. Reducing the load on the driver and fastener, means secure fixing with longer life. The full fit head eliminates wobble and screw head rounding. Supplied in a TOUGH CASE+, this is part of a connectable case system that is TSTAK™ compatible. Individual TOUGH CASES can be clipped together for easy transportation. Contains:3 x 25mm Phillips Bits: PH2(x2) and PH3.9 x 25mm Pozidriv Bits: PZ1, PZ2(x7) and PZ3.2 x 25mm TORX Bits: TX20 and TX25.4 x 57mm Phillips Bits: PH1 and PH2(x3).9 x 57mm Pozidriv Bits: PZ1, PZ2(x7) and PZ3.3 x 57mm TORX Bits: TX20, TX25 and TX30.1 x Magnetic Bit Holder with Torsion Zone. Ref: UTTK7126