A 25 Torx bit is 25 What???

I think those are used in jails and prisons and federal parks to keep p from breaking out, stealing, and damaging things
Nope, those are not intended to be tamper resistant or security fasteners. They are designed for maximum torque going in or out using the minimum head thickness. They are the next generation of fastener designed to save weight and still provide maximum torque strength.

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