DescriptionBosch 2 pc. Impact Tough 1 In. Phillips #1 Insert BitsBosch Impact Tough Impact Driver Bits have been upgraded to deliver 10X life over standard impact bits. With an Xtended Torsion Zone， precision engineering and heat-treated manufacturing process， these bits deliver tough torque and power for longer �C and with less cam out. These Impact Tough bits are an impact-rated line of screw driving bits， double-ended bits， nutsetters， sockets and bit holders that have been enhanced to handle a new generation of higher torque impact drivers. These bits also come with high-visibility sleeves for greater user convenience.Features10X life over standard impact bitsXtended Torsion Zone helps to absorb high-torque of new impact driversPrecision-engineered tips for a tighter fit and less cam outHeat-treated manufacturing for stronger bitHigh-visibility sleeve with laser-etched markings for user convenienceSpecificationsBrand NameBoschAssembled Weight (lbs)0.012Bit MaterialAlloy SteelBit TypeScrewdriverCalifornia Proposition 65 Warning RequiredYesCountry of OriginViet NamDrive DesignPhillips®globalTradeItemNumber (GTIN)00000346482850Internal Supplier Part #2610039536Internet Product Code (IPC)19FFA1B1719Manufacturer WarrantyProduct Defects OnlyMinimum Chuck Size Required1/4 inPackage Contents(2) Impact Tough™ 1 In. Phillips® #1 Insert BitsPackage Weight0.02Package Weight (lbs)0.02Shank Diameter1/4 inUPC000346482850