Top latest Five types of screw heads Urban news
should you read more think about the head, you will notice When they are countersink or non-countersunk in style, so concentrate to The top prior to deciding to make the purchase. A pentalobe screw-head is really a tamper-resistant security screw. This is a 5-place screw head that is usually mistaken for just a torx screw head. it truly is made of