Upenjok 8 PCS 1/2-Inch-Drive Allen impact Socket Set, 1/2-Inch Drive Master Impact Hex Socket Set, SAE Hex Driver 1/4" to 3/4", Cr-Mo Steel, Impact-Grade - PB21108

• 【HIGH-QUALITY HEX SOCKET SET】This impact allen socket set is made of drop-forged, heat treated Chrome Molybdenum (CR-MO) Steel. The surface is black phosphate finish to prevent the socket from rusting,and corrosion resistant, extend the service life. Can remove fasteners at least ten thousand times. 【IMPACT SOCKET SET】Each piece in this socket bit set is 3" long and comes with a 1/2-inch hex driver shaft for a solid and secure fit. It will work with impact drivers or ratchet tools. Pin hole at the base of each socket for use with a locking pin for secure attachment to drive tools. 【THE RIGHT SIZE】1/2" Drive Allen Bit Socket SAE Size: 1/4",5/16",3/8",7/16",1/2",9/16",5/8",3/4" 【EASY-TO-READ SIZING】Each socket in this set has a precision-milled tip and a durable corrosion-resistant black phosphate coating. The socket bits also have high-contrast laser-etched size markings to ensure easy identification. 【CONVENIENT STORAGE】Sturdy and precise, this set comes in a blow-molded plastic case for easy storage and travel. Ideal for automotive or electrical work, it's a useful addition to home or professional tool collections. 【SERVICE GUARANTEET】We sincerely solve all kinds of problems for customers, if you have any questions about the impact allen socket set , please feel free to contact us through Amazon. We offer after-sales warranty. It comes with a one-year warranty.