FlexTorq, 15 Pack, 1/4" x 1", Phillips Impact Driver Bits, Increases Durability, CNC Machined Resulting In Accurate Manufacturing For Optimal Fit Into Screw Recess, Extended FlexTorq Zone Transfers Optimal Torque, Typical Applications Include Wood & Metal, Includes: (15) 1" Phillips #2 Bits & Locking Bit Holder.