Amtech I5700 Socket Driver Set, Hex Extension Adapter, 3 Piece 1/4", 3/8" and 1/2", for Impact

DURABLE: This 3 piece socket driver set is made from strong chrome vanadium steel for durability SIZES: With a 1/4″ quick change hex shank, it includes sizes ¼" x 65mm, 3/8 inch x 65mm and ½ inch x 72mm SECURE ACTION: A spring loaded ball bearing head holds the sockets more securely Contents: 1/4" x 65mm; 3/8" x 65mm; 1/2" x 72mm COMPACT FORMAT: Conveniently sized for storage in toolboxes and cabinets, Weight: 0.220462262 Pounds, Manufacturer: DK Tools LTD