They are 1/4, 3/8 and 1/2 inch drive. All included 1/4″ and 3/8″ drive sockets are 6 point and all 1/2 drive sockets are 12 point. Also included is the shown 3pc fine tooth ratchet set. They are part numbers CMMT81747 (1/4″), CMMT81748 (3/8″) and CMMT81749 (1/2). They all feature large markings for quick size identification. And a full polished chrome finish for corrosion resistance. Rest assured that they are all. They will come to you. Loose packed and do not include any case or holder. These sockets are a perfect/must have part of any mechanic or handyman’s toolbox. Sockets that I keep in my personal toolbox. Don’t forget that all CRAFTSMAN hand tools are GUARANTEED FOREVER! Drive Short SAE Sockets: 6 pt. Drive Short SAE Sockets- 6 pt. Drive Short SAE Sockets- 12 pt. Drive Short Metric Sockets- 6 pt. CMMT99101 4.5mm. 43511 5.5mm. Drive Short METRIC Sockets- 6 pt. Drive Short METRIC Sockets- 12 pt. And on their way to you within 24-36 hours after. (excluding weekends and holidays).