Investigating the Historical Development of Screwdriver Designs
By fitting a specifically shaped tip right into the screw head, screwdrivers enable customers to tighten or loosen up screws efficiently. Flat-blade screwdrivers, additionally understood as slotted screwdrivers, include an easy, straight pointer that fits into the solitary horizontal groove of a level screw head. Flat-blade screwdrivers have been g