Product Description
They have cylindrical heads and are tightened using a hexagon wrench. Grade 12.9 socket cap screws provide the highest level of strength, Clamping and fatigue resistance when tightened to the recommended torque figure. The fit of the thread form of these products is 5g6g as standard which is the maximum cross-section possible to allow smooth assembly and assure better mating of assembled parts. Socket Cap Screws have a safe working temperature range of -50 to +300 degrees Celcius, the length of a socket cap screw is measured from under the head separating them from other screw types such as thumb screws.