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 The magnetic screw lock enables tasks to be completed quicker and easier, reducing instances of dropped or lost screws. 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. Contains 20 x 25mm and 5 x 50mm impact rated PZ2 bits Supplied with an impact ready magnetic bit holder Features Longer life, faster, more accurate screw driving thanks to a specially designed bit tip which optimises the fit into the fastener. Eliminates wobble and stripped screws Preferred by professional users for maximum hold, tight