DEEP IMPACT SOCKET SET - 32pc 3/8" Dr. Metric Deep Impact Socket Set TF-332M METRIC SIZES - This set includes 3/8" Dr. 6 Point sockets in both standard and deep including 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm DURABLE MATERIALS - High-strength chrome vanadium steel withstands more torque from impact tools BLACK OXIDE COATING - Black oxide coating is impact resistant to handle tough applications and high-strength and corrosion-resistant for longer tool life ORGANIZATION - Storage case with designated, labeled slots in a hard case to keep every piece organized, so you can easily keep track of each size to maintain a clean work space PEACE OF MIND - Purchase with confidence backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects ANSI STANDARDS - Meets or exceeds the standards established by the American National Standards Institute PROFESSIONAL GRADE - Genius Tools are designed and made for use by professional technicians and built to perform over a lifetime of heavy use. Trust Genius for a quality tool at a value cost to you.