A twelve-point screw generate uses two overlapped hexagon designs, a single rotated by 30°. Normal twelve-place hex socket bits and wrenches suit these screws. The screw heads are generally flanged, and will suit into normal Allen hex socket cap screw counterbores molded or machined into elements to be fixed.A Robertson screw, often called a squar

The tri-point driver’s tip attributes three blades established in a 120-diploma angle from one another, causing a Y form. They come across use from the gaming and cell phone marketplace the place tri-position screws are commonly employed.Tri-position motorists feature a blade with three points that create a Y-shape head within the suggestion of t