> AFAIU--maybe there's some sophisticated, deliberate geometry at play I'm not aware of
Some earlier fastener standards were somewhat arbitrary, but mechanical engineers have calculated "optimal" values for these parameters, and e.g. the ISO metric screw thread parameters are based on such calculations.
Some earlier fastener standards were somewhat arbitrary, but mechanical engineers have calculated "optimal" values for these parameters, and e.g. the ISO metric screw thread parameters are based on such calculations.