ColorfulEasy to Choose: Different colour coded rings, clear help quickly pick the right one. Our products belong to the latest upgrades, quality is super good.Christmas Gift for Dad/Father,Husband, Boyfriend, Men,DIY. CR-V and black phosphate finish. Forged with heat treated chrome vanadium steel for superior strength, each adapter with corrosion-resistant black phosphate finish for against rust and corrosion. Detent ball on adapters provides a secure fit into the socket,reduces wear and prevents rounding off at corners,ensuring does not wobble while working. Multifunction-3PcsUsed in the installation of pneumatic screwdriver, electric screwdriver, pneumatic drill, manual screwdriver and other installation for the hexagonal tool .It is a good accessory for conversion. for Universal Socket,Impact Adapter and Reducer Set,Universal Joint Set,Socket Adapter and Drive Reducer Set,Drive Impact Socket Extension Bar Set,Drive Impact Socket Set. Purpose-3Pcs: This adapter set is designed to provide a securely locked in extension to your existing tool. Provides additional length to reach into a multitude of hard to reach spaces. The spring ball lock ensures a tight fit into the driver head to prevent slipping during use. Specifically machined to fit securely into a hand held driver, drill driver or impact wrench.