Hexagon screwdriver bit 6,35 mm Form C3 , 1/4in driver, 25mm, DIN3126 / ISO1173
Expert Quality, 1/4" insert bits suitable for use in hand power or air tools, manufactured from SNCM-V steel hardened, machined and tempered to 59-60HRC. Machined to exacting tolerances exceeding DIN Specifications.