Genius Tools 445221 1/2" Dr. 21mm Semi-Deep Impact Socket

THIN WALL IMPACT SOCKET - 21mm 6-point Impact Socket SPECIFICATIONS - 1/2 Inch Drive Size with an overall length of 52mm (or 2.05 Inches) DURABLE MATERIALS - Made from Chrome Moly Steel for high strength and durability while having anti-corrosive properties TOOL ORGANIZATION - Sizes are stamped for permanent and easy identification of size RELIABLE AND EFFECTIVE - Our Thin Wall Impact Sockets are heat treated through oil quenching with a matte black oxide coating, which creates a durable exterior and superior inner core strength, while having a thinner wall for tighter clearances 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, Manufacturer: Genius Tools