"CRAFTSMAN" EASY TO READ DEEP SOCKET *3/4" *12 point *3/8" drive *Laser etched size marking makes it easy to locate theright socket for the job *Great for working in low- lit or greasy environments *Permanent marking resists chipping, fading and chipping, fading and corroding *Allows you to work in cramped areas where turning capacity is limited *Nickel chrome plated *Discovery ACC, CON, NBR, SUP, EXP