【Product Features】DirectTorque? Technology helps prevent rounding of fastenersHard stamped markings for easier identificationPolished chrome vanadium ensures sturdiness and durability 【Description】This versatile 49-piece mechanics tool set includes a 1/2 in. drive pear head ratchet. The set also includes a variety of both fractional and metric sockets. Includes a extension bar, a screwdriver and a variety of specialty bits. 【Description】DirectTorque technology allows for greater contact with the flat surface area of fasteners Knurled control ring for improved grip Hard stamped markings for increased durability and readability Polished chrome vanadium finish for corrosion resistance 1/2 in. drive pear head ratchet (SAE) - 3/8 in., 7/16 in., 1/.