Want to know how Pin Hex Security screws work? These screws are Hexagon socket screws manufactured with an internal pin.
Pin Hex tamper resistant drive prevents removal with standard hexagon tools. Suitable for medium torque applications and is one
of the most difficult to remove without the matching driver.
Full range of AB Self Tapping and Metric Machine Screws stocked in A2 Stainless Steel. Other styles of fasteners also available in the Pin Hex drive system: Socket Cap Screws, Grub Screws and Barrel Nuts.
Hafren Fasteners are specialists in security fastenings. Established for over 20 years, we are proudly known worldwide as the experts in our industry.
This video shows the comparison between the calculations made by Disc Spring Solver and its concurrents when the chosen disc spring is a disc spring with contact flats and reduced thickness. It is possible to see how Disc Spring Solver definitively solves the mistakes in standard norms and how the softwares following those standard norms dramatically fail.