... professionally 3.size :1" drive socket set 1"Drive 1-5/8"--3-1/8" 21pcs socket wrench16pcs sockets: 1 ... -5/8”, 1-11/16”, 1-3/4”, 1-13/16”, ... ”, 2-1/8”, 2-3/16”, 2-1/4”, 2-5/8”, 2-3/4”, 2-15/16”, 3”, 3-1 ... bar1pc 21” sliding bar 21pc socket set,,1''Drive,1-5/8"--3-1/8"