The double-headed ratchet wrench works with all 1/4 hex shank screwdriver bits and 1/4 square sockets. Perfect for tight spaces, the 16-tooth ratchet only needs a small swing arc to operate, and the driving direction is easily changed with the push of a thumb switch. Ergonomic handle, more comfortable and efficient. Ratchet wrench only, other accessories in the picture are not included. Each wrench is individually inspected for quality before shipping and meets industry standards.