The H4 Screwdriver is a precision tool designed for specialized applications featuring exact dimensions of 0.235 inches wide 0.044 inches thick and 8.5 inches long.H4 Screwdriver precision tool0.235" wide blade for specific fastener compatibility0.044" thickness for tight clearance applications8.5" overall length for extended reachSpecialized design for professional useIdeal for electronics repair precision mechanical work and applications requiring exact dimensional specifications where standard screwdrivers cannot fit.