The Grainger 14J816 is a Westward brand 1/4-inch drive socket set. It contains 41 pieces including 17 metric sockets ranging from 4mm to 14mm, 12 SAE sockets ranging from 1/4 inch to 3/4 inch, a quick release ratchet, 2 extensions, an adapter, 8 hex keys, and a carrying case. The chrome vanadium steel sockets have a polished finish and feature a knurled design for easy hand grip. This socket set is ideal for automotive and machinery repairs and maintenance. The sturdy case keeps the sockets and tools organized for convenient access and portability.