Specification: This impact socket adapter is 1/2” Female to 3/4” Male. Our product has labeled slots and clear laser markings on the surface for easy identification and manage Premium CR-MO Steel: Chrome molybdenum is a kind of alloy steel, which has good resistance to hydrogen corrosion and high temperature. In daily use, this material has good impact absorption performance and is not easy to break Safe & Firm: A spring-loaded ball brake can lock your socket in place and fix the through hole to prevent it from falling, providing excellent stability and execution. The through hole on the drive end securely locks the reducer to the drive tang Durable: Different from the traditional black oxide coating, WORKPRO Impact Socket Adapter adopts black manganese phosphate coating to provide excellent corrosion resistance and rust resistance for long-term use Wide Applicability: Complete impact drive socket reducer set, with convenient conversion and strong compatibility, can meet all your needs. Designed for drivers, wrenches, and ratchets. It can be used with pneumatic tools, electric tools, or driving tools Manufacturer ‎‎‎‎Hang Zhou Great Star Industrial Co.,LTD Item Weight ‎6.7 ounces Package Dimensions ‎3.11 x 2.52 x 1.85 inches Size ‎One Size Style ‎1/2″F to 3/4″M Material ‎Chrome Molybdenum Steel Heavy Duty The Pin Hole & O-Ring design guarantees stability by securely locking the adapter to the drive tang, preventing the socket from falling off Superior CR-MO Steel Our socket adapter set is made of black manganese phosphate coating, which has excellent corrosion resistance and rust resistance Spring Loaded Ball Detent The spring loaded detent balls keep your sockets secure with through holes that allow the use of locking pins and rings Ingenious Quick-fit Design Connect with retaining ring anvil quickly and seamlessly, thanks to our Hog-ring friendly construction