THE SMART TRICK OF TYPES OF SCREW HEADS THAT NOBODY IS DISCUSSING

The polydrive screw drive, also known as RIBE,[seventy four] is spline-shaped with rounded ends while in the fastener head. The tool has six flat tooth at equivalent spacing; the measurements are determined by the diameter from the star points. Flanged head screws come in many different layouts. What would make the flange head screw distinctive is