General description These 7pcs Socket Adapter sets are designed for versatility and convenience, making them ideal for DIY projects, home maintenance, and general repairs. The adapters and reducers feature spring-loaded stop balls that securely lock the sockets in place, ensuring a reliable connection during use. Technical specifications Material: High-quality chrome vanadium steel with a black oxide coating Coating: Manganese phosphate to resist rust and corrosion Compatibility: Fits 1/4" quick-change chuck systems and can be used directly with drill chucks Usage Practical for quickly screwing in nuts, bolts, and fasteners Compatible with any cordless drill that has a socket wrench