pub fn motor_fit_slack_m(diameter_m: f64) -> f64Expand description
How much wider than its mount’s bore a motor’s diameter may be and only warn, m: for a nominal
size in NARROWER_THAN_NOMINAL_M, how much wider the name is than the largest case
(0.144 mm at 18 mm, 0.048 mm at 24 mm, 0.298 mm at 29 mm, so a 29 mm motor fits a 1.140 in
bore); for any other diameter, none.