DEWALT FlexTorq 25 Piece 1 4 in Impact Driver Bit Set Polyvinyl Floor Tile indoor use Frost Resistance Not 1267362838 indoor use Frost Resistance Not frost resistant Minimum Acclimation Period No Acclimation Required Style Classic A: Tighten with a wrench or driver sized for an M6 hex head FlexTorq™ allows bits to flex up to 15 ° which equals increased durability and reduced breakage for longer bit life Part of 10X Magnetic Screw Lock System for fastener retention which minimizes drops and reduces wobbling Features the most common geometries of 1 in and 2 in screw driving bits to meet the demands of working professional contractors Extended FlexTorq™ zone transfers optimal torque