5 Pack, 2″, #2 Square, Impact Ready Power Bit, With Flex Torque, Increased Durability For Long Life, NC Machined Resulting In Accurate Manufacturing For Optimal Fit Into Screw Recess, Reflex Core Allows 2″ Bits Flex Up To 15 Degrees To Reduce Breakage, Part Of 10 X Magnetic Screw Lock System For Fastener Retention Which Minimizes Drops & Reduces Wobbling.