General description Deluxe professional socket set featuring hardened and heat-treated Chrome Vanadium steel sockets. This comprehensive set is designed for daily professional use and includes a variety of tools to meet various needs. Technical specifications Model No. AK7981 172 pieces Socket sizes: 4 to 32mm Compatibility and accessories Comfort grip ratchet wrenches Chrome plated spark plug sockets Extension bars Female TRX-Star sockets Socket bits Hex keys Bits Spinner handle Sliding T-Bar Hex adaptors Other information Supplied in a storage case Lifetime guarantee*