Description
A stainless screw that is countersunk and has a lumpy head with cross grooves. The diameter of the skull is 6.6mm. The total length of the screw is 16.5mm. (Because it is a countersunk screw, you measure the total length of the entire screw with the head) The diameter / roughness of the thread is 3.4mm. The roughness of the screw is measured at the top of the threads.