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.