All the tools meet or exceed the ANSI (American National Standards Institute) specifications for added safety. Constructed of chrome vanadium steel for strength and durability. Full polished chrome finish for anti-corrosion protection

This 51 piece 1/4-in tool set contains 10pc 6 point standard socket(3/16"-9/16"),13pc 6 point metric socket(4mm-14mm),3pc 8 point standard socket(1/4"-3/8"),18pc bit socket.3pc extension bar(6"/3"/1.5"), 1 universal joint, 1 spinner handle,1 90-tooth ratchet, 1 breaker bar

One Button Quick Release 90-Tooth Ratchet mechanism design provides a 4-degree of arc swing, perfect for tight spaces, secures the socket into place, and releases quickly

The tool set comes in a durable blow mold case, which provides convenient tool storage and portability. keeping your tools dust-proof and rust-proof when idle

Suitable for various scenarios, cars, bicycles, appliances, lawn equipment, machinery, and all kinds of mechanical maintenance