Rumored Buzz on types of screw heads for screwdrivers
Hex screw heads are of two types—exterior and internal. Exterior screw heads are hexagonal and protrude through the surface, wanting just like a bolt head. Some hex exterior screw heads have in-built flanges, while some make do with the hexagon for the head.Binding screws are two-portion screws. They may have two different sides; 1 is considered