CORROSION RESISTANCE: Socket sets have full polish chrome finish MINIMAL ARC SWING: 72-tooth ratchets come with socket set metric and standard INCREASED TORQUE: 6-point sockets set with fastener MOBILITY: Soft Zipper Case QUICK SIZE IDENTIFICATION: Large Markings Meets or Exceeds ASME Specifications Full Lifetime Warranty, refer to "Warranty & Support" section below for full details