Our 9-in-1 ECX drive ratcheting multi-bit driver features 3-1/2 in interchangeable power groove bits that are power tool compatible giving you maximum job site versatility. An all-metal ratchet gives you 2X faster driving in high-torque applications without sacrificing durability or control. The multi-bit screwdriver also has wrench-ready hex shanks providing you with additional leverage. The interchangeable bits are precision machined and chrome-plated, providing marine-grade rust protection and reduced wear giving you the best job site durability. The compact screwdriver features magnetic bit retention providing you with consistent driving performance. The Milwaukee® 9-in-1 ECX drive ratcheting multi-bit driver is designed for the job site and includes Milwaukee's limited lifetime warranty. All metal ratchet durable high torque ratchet for 2x driving speed and maximum control Wrench ready hex shanks for additional leverage Chrome-plated bits Power groove bits for power tool compatibility and jobsite versatility Magnetic bit retention delivers consistent driving performance