Features and Benefits: * Redesigned chamfered drive means easy attachment to power tool * Externally necked down design for maximum bolt clearance * Individual sockets are covered under GP Lifetime Warranty * Comes complete in a blow molded case Sizes include: 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm and 19mm.