Knurled control ring; polished chrome vanadium finish; "DirectTorque" technology; hand stampedmarkings. Set includes: 1/4", 3/8", 1/2" Drive Pear Head Ratchet; 3/8" Drive 6pt sockets: SAE: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8"; Metric: 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 21mm; 1/4" Drive 6pt sockets:SAE: 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16"; Metric: 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm. 3/8" Drive, 6pt Deep sockets: SAE: 1/4", 15/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8"; Metric: 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 21mm. 1/4" Drive , 6 pt Deep sockets: SAE: 5/32", 3/16", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2"; Metric: 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm. 3/8" Drive Extensions: 3", 6", 10". 3/8" Drive hex bit sockets: 5/32", 3/16", 1/4", 5/16"; Metric: 4mm, 5mm, 6mm, 7mm, 8mm. 1/4" Drive Extensions: 3", 6", 10"; 3/8" x 1/4" Reducing Adapter, 3/8" Universal Joint. 1/4" x 3/8" Increasing Adapter, 1/4" Drive Universal Joint. 3/8" Drive Spark Plug socket 5/8", 3/8" Drive Spark Plug socket 3/4", 3/8" Drive Spark Plug socket 13/16".