The GEDORE BLUE 28mm socket wrench insert is designed for precision. durability. and reliable manual operation. Built for professional or workshop use. this insert is manufactured from high-quality chrome vanadium steel (31CrV3) and complies with DIN 3124 and ISO 2725-1 standards. *** Key features include: **- Size and Fit: 28mm width across flats with a 1/2 inch square drive connector…