Diablo's driver bit range of Phillips bits delivers maximum performance, extreme durability and up to 50x longer life when installing and removing drywall screws. An optimized tip design provides a strong, precise grip that reduces wear, stripping and slippage. Torque Resistant Design absorbs torque for less stress at the tip when tightening and removing drywall screws. This range is Impact StrongTM, delivering increased shank stability and durability in cordless and corded impact and drill drivers.