CRAFTSMAN 135 pc MECHANICS TOOL Set 1/4″ / 3/8″ / 1/2- DRIVE- SAE/METRIC CASE. Product Type: Mechanic’s Tool Set. Drive Size: 1/4, 3/8 and 1/2 inch drive. Metric or SAE: Metric and SAE. Number in Package: 135 piece. Number of Points: 6 and 12 Point. What’s Included:(10) 1/4-in. Drive Shallow 6 PT Sockets SAE – 5/32-in. Drive Shallow 6 PT Sockets MM -4, 5, 6, 7, 8, 9, 10, 11, 12MM; (1) 1/4-in. Drive Ext Bar – 3-in.