Screw Head Slotting Machine Options
Until the square drive screw was invented, nearly all screws were slot head or straight drive screws. Square drives, also known as Robertson drives, lower the risk of camming out.
T-Slot Nuts
T-Slot Nuts with threads and Groove Profiles that can be machined as required are installed in a groove to provide a counterpart for screws.
ISO 2351-1:2007 - Assembly tools for screws and nuts — Machine-operated screwdriver bits — Part 1: Screwdriver bits for slotted head screws
Assembly tools for screws and nuts — Machine-operated screwdriver bits — Part 1: Screwdriver bits for slotted head screws