the commonest sort of tamper-resistant screw, the pin screw can have the exact same design as what their frequent versions have, like a cross-form for any Phillips screw, but with an extra layer of security to stop quick elimination. it's essential to use an Allen wrench to drive inner hex screws.

With this classification there are a few screws which demand distinct form of screwdriver for their set up. Pin screws are The most typical tamper resistant screw, they've got similar style and design just like a cross form in Philips screw getting extra layer which is presented for that prevention