3/8" Drive 12 Point Standard Metric Socket 21mm

Living up to the reputation of the brand, GEARWRENCH full polish chrome sockets deliver unprecedented speed, strength, and access to almost any job. Large, hard-stamped markings allow for easy identification. Additionally, the off-corner loading design puts force on the flats of fasteners for improved durability and reduced fastener rounding. Available in standard, mid-length, and deep lengths, the GEARWRENCH sockets will get the job done.