DeWalt DT70618T-QZ PZ2 x 25mm Extreme Impact Torsion x15 Bits in Flip-Top Case with Bit Holder DeWalt Extreme Impact Torsion bits withstand the high speed and torque of Impact Drivers, so your bit can keep up with you, even under pressure DeWalt Extreme Impact Torsion Pozi Bits have a 15° torsion zone that allows the screw driver bit to flex rather than break, and the full fit head prevents rounding of the screw head and prevents \'cam out\' (bit head slipping out of the screw head due to the turning force). The magnetic screw lock enables tasks to be completed quicker and easier, reducing instances of dropped or lost screws. This set includes x15 25mm PZ2 Extreme Impact Torsion bits in a Mini ToughCase with a magnetic 1/4\" bit holder. CONTENTS 15x 1/4\" Hex 25mm PZ2 Screwdriver Bits 1x Magnetic Bit Holder 1x Mini ToughCase