21PCS Impact Socket Adapter Set, CR-MO Swivel Sockets, CR-V Reducers & Hex Extension Bits, 1/4" 3/8" 1/2" Drive

This socket adapter set includes various bits, joints, reducers, and impact couplers for different applications. It is made of heat-treated steel and features a black manganese phosphate finish.

• The set is built with heat-treated CR-V steel for extensions and adapters, and CR-MO steel for swivel joints and impact couplers.
• The black manganese phosphate finish provides excellent corrosion resistance.
• The 3 CR-MO Impact Couplers have a quick-release design for fast, impact-resistant changes.
• Chamfered edges and spring-loaded detent balls ensure a firm socket connection and prevent drop-off.