FACTS ABOUT TYPES OF LEAD SCREW REVEALED

Also known as pig nose or twin gap, this screw head has two round holes that happen to be opposite one another and resemble a pig’s nose. It is a protection-fashion screw to circumvent tampering. You'll need a Distinctive spanner screwdriver for this type of screw head.Vaguely resembling a pinwheel, the screw heads Have a very triangular socket w

It really is suitably employed for electric power screws like the breaks screw, jack screws, and on the worth working screw for axial electric power transmission. The section of this thread with standard proportions is shown in Fig.They can be Employed in purposes wherever the head on the screw has long been created to be on demonstrate. Pan head s