1/2 Inch Female to 3/8 Inch Male Socket Adapter Adaptor YATO YT-1255
Single Socket and Ratchets. - Drive Size: 1/2" - 12.7 mm Female. - Drive Size 3/8" - 9.5 mm Male. Health and Safety. - Premium quality, modern design, good handling & competitive price. - Made from high quality Chromium-Vanadium Steel CrV6140.