High-quality, compact kit features precision-tooled forged steel drive, extensions and sockets. Size stamped sockets. Convenient molded-plastic case. Includes one 1/4" round-head ratchet drive, one 3/8" round-head ratchet drive, one 1/2" round-head ratchet drive, one 1/4"-nut-drive handle, one 12" (3/8"-drive) extension, one 6" (3/8"-drive) extension, one 3" (3/8"-drive) extension, one 6" (1/4"-drive) extension, one 3" (1/4"-drive) extension, eight 1/2"-drive 12-point standard SAE sockets: 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16" and 1", eight 3/8"-drive 12-point standard SAE sockets: 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" and 13/16", five 3/8"-drive 12-point deep SAE sockets: 3/8", 7/16", 1/2", 9/16" and 5/8", ten 1/4"-drive 6-point standard SAE sockets: 5/32", 3/16", 7/32", 1/4", 9/16", 5/8", 11/32", 3/8", 7/16" and 1/2", nine 1/4"-drive 6-point deep SAE sockets: 3/16", 7/32", 1/4", 9/16", 5/8", 11/32", 3/8", 7/16" and 1/2", nine 1/4"-drive 6-point standard metric sockets: 4mm, 5mm, 6mm, 7mm, 8mm, 10mm, 11mm, 12mm and 13mm, ten 1/4"-drive 6-point deep metric sockets: 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm and 13mm as well as a molded plastic case.