Milwaukee 49 16 1666 M12 FUEL INSIDER Box Ratchet 1 2" Anvil Adapter 'milwa' It comes with a Walter ST13OZ M LH P01 It comes with a Walter Stabilizer™ to reduce vibration and extend the life and removal rate of your abrasives by up to 30% takes a user from power tools to outdoor power equipment to get the job done New locking feature ensures retention between the tool and the anvil adapter when swapping sockets Our INSIDER™ Box Ratchet 1 2" Anvil Adapter is designed to uniquely fit into our M12 FUEL™ INSIDER™ Box Ratchet allowing the use of existing 1 2" drive sockets and protecting the investment you've already made while delivering on performance and productivity