The Wera Bit-Check 6 Impaktor Set is designed for compact and organized tool storage. The Impaktor technology ensures an above-average service life even under extreme conditions thanks to a best-possible utilisation of the material properties and optimally designed geometry, particularly suitable for use with conventional impact drivers. Holder is equipped with a ring magnet to easily hold longer and heavier screws, also ideal for above-head work. The rough diamond coating of the bits reduces the danger of any slipping out of the screw head due to the enhanced frictional resistance. This 6 piece set includes the following: 6 x 50mm Impactor Bits 1/4in Drive: 4 x PZ2 and 2 x PZ3.1 x Wera 05057692001 Bit-Check 6 Impaktor 1 Pozi 6 Piece Set